Home / 1,225,310.10-1,838,140.14-383,927.46

Finding the Fourth Proportional to 1,225,310.10, 1,838,140.14 and 383,927.46

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Solution

The fourth proportional to 1,225,310.10, 1,838,140.14 and 383,927.46 is: 575,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,310.10 : 1,838,140.14 = 383,927.46 : x
  2. Step 2: Convert to fraction form
    1,225,310.10/1,838,140.14 = 383,927.46/x
  3. Step 3: Cross multiply
    1,225,310.10x = 1,838,140.14 × 383,927.46
  4. Step 4: Simplify right side
    1,225,310.10x = 705,712,475,074.24
  5. Step 5: Solve for x
    x = 705,712,475,074.24/1,225,310.10
  6. Step 6: Final answer
    x = 575,946.02

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Double scale
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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.