Home / 1,581,980.16-2,372,952.42-383,915.64

Finding the Fourth Proportional to 1,581,980.16, 2,372,952.42 and 383,915.64

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Solution

The fourth proportional to 1,581,980.16, 2,372,952.42 and 383,915.64 is: 575,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,980.16 : 2,372,952.42 = 383,915.64 : x
  2. Step 2: Convert to fraction form
    1,581,980.16/2,372,952.42 = 383,915.64/x
  3. Step 3: Cross multiply
    1,581,980.16x = 2,372,952.42 × 383,915.64
  4. Step 4: Simplify right side
    1,581,980.16x = 911,013,547,013.85
  5. Step 5: Solve for x
    x = 911,013,547,013.85/1,581,980.16
  6. Step 6: Final answer
    x = 575,869.14

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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.