Home / 2,592,000.10-3,888,000.15-1,878,681.70

Finding the Fourth Proportional to 2,592,000.10, 3,888,000.15 and 1,878,681.70

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Solution

The fourth proportional to 2,592,000.10, 3,888,000.15 and 1,878,681.70 is: 2,818,022.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,000.10 : 3,888,000.15 = 1,878,681.70 : x
  2. Step 2: Convert to fraction form
    2,592,000.10/3,888,000.15 = 1,878,681.70/x
  3. Step 3: Cross multiply
    2,592,000.10x = 3,888,000.15 × 1,878,681.70
  4. Step 4: Simplify right side
    2,592,000.10x = 7,304,314,731,402.26
  5. Step 5: Solve for x
    x = 7,304,314,731,402.26/2,592,000.10
  6. Step 6: Final answer
    x = 2,818,022.55

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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.