Home / 1,225,699.04-1,838,548.92-384,316.40

Finding the Fourth Proportional to 1,225,699.04, 1,838,548.92 and 384,316.40

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Solution

The fourth proportional to 1,225,699.04, 1,838,548.92 and 384,316.40 is: 576,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,699.04 : 1,838,548.92 = 384,316.40 : x
  2. Step 2: Convert to fraction form
    1,225,699.04/1,838,548.92 = 384,316.40/x
  3. Step 3: Cross multiply
    1,225,699.04x = 1,838,548.92 × 384,316.40
  4. Step 4: Simplify right side
    1,225,699.04x = 706,584,502,158.29
  5. Step 5: Solve for x
    x = 706,584,502,158.29/1,225,699.04
  6. Step 6: Final answer
    x = 576,474.71

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.