Home / 1,225,590.14-1,838,386.02-384,207.50

Finding the Fourth Proportional to 1,225,590.14, 1,838,386.02 and 384,207.50

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Solution

The fourth proportional to 1,225,590.14, 1,838,386.02 and 384,207.50 is: 576,311.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,590.14 : 1,838,386.02 = 384,207.50 : x
  2. Step 2: Convert to fraction form
    1,225,590.14/1,838,386.02 = 384,207.50/x
  3. Step 3: Cross multiply
    1,225,590.14x = 1,838,386.02 × 384,207.50
  4. Step 4: Simplify right side
    1,225,590.14x = 706,321,696,779.15
  5. Step 5: Solve for x
    x = 706,321,696,779.15/1,225,590.14
  6. Step 6: Final answer
    x = 576,311.50

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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.