Home / 1,225,698.54-1,838,548.17-384,315.90

Finding the Fourth Proportional to 1,225,698.54, 1,838,548.17 and 384,315.90

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Solution

The fourth proportional to 1,225,698.54, 1,838,548.17 and 384,315.90 is: 576,473.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,698.54 : 1,838,548.17 = 384,315.90 : x
  2. Step 2: Convert to fraction form
    1,225,698.54/1,838,548.17 = 384,315.90/x
  3. Step 3: Cross multiply
    1,225,698.54x = 1,838,548.17 × 384,315.90
  4. Step 4: Simplify right side
    1,225,698.54x = 706,583,294,646.90
  5. Step 5: Solve for x
    x = 706,583,294,646.90/1,225,698.54
  6. Step 6: Final answer
    x = 576,473.96

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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.