Home / 3,808,502.16-5,712,728.58-968,589.78

Finding the Fourth Proportional to 3,808,502.16, 5,712,728.58 and 968,589.78

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Solution

The fourth proportional to 3,808,502.16, 5,712,728.58 and 968,589.78 is: 1,452,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,502.16 : 5,712,728.58 = 968,589.78 : x
  2. Step 2: Convert to fraction form
    3,808,502.16/5,712,728.58 = 968,589.78/x
  3. Step 3: Cross multiply
    3,808,502.16x = 5,712,728.58 × 968,589.78
  4. Step 4: Simplify right side
    3,808,502.16x = 5,533,290,518,501.91
  5. Step 5: Solve for x
    x = 5,533,290,518,501.91/3,808,502.16
  6. Step 6: Final answer
    x = 1,452,878.40

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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.