Home / 1,487,397.92-2,052,624.96-808,334.40

Finding the Fourth Proportional to 1,487,397.92, 2,052,624.96 and 808,334.40

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Solution

The fourth proportional to 1,487,397.92, 2,052,624.96 and 808,334.40 is: 1,115,510.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,397.92 : 2,052,624.96 = 808,334.40 : x
  2. Step 2: Convert to fraction form
    1,487,397.92/2,052,624.96 = 808,334.40/x
  3. Step 3: Cross multiply
    1,487,397.92x = 2,052,624.96 × 808,334.40
  4. Step 4: Simplify right side
    1,487,397.92x = 1,659,207,365,466.62
  5. Step 5: Solve for x
    x = 1,659,207,365,466.62/1,487,397.92
  6. Step 6: Final answer
    x = 1,115,510.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.