Home / 2,778,155.60-4,167,233.40-885,088.40

Finding the Fourth Proportional to 2,778,155.60, 4,167,233.40 and 885,088.40

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Solution

The fourth proportional to 2,778,155.60, 4,167,233.40 and 885,088.40 is: 1,327,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,155.60 : 4,167,233.40 = 885,088.40 : x
  2. Step 2: Convert to fraction form
    2,778,155.60/4,167,233.40 = 885,088.40/x
  3. Step 3: Cross multiply
    2,778,155.60x = 4,167,233.40 × 885,088.40
  4. Step 4: Simplify right side
    2,778,155.60x = 3,688,369,942,432.56
  5. Step 5: Solve for x
    x = 3,688,369,942,432.56/2,778,155.60
  6. Step 6: Final answer
    x = 1,327,632.60

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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.