Home / 3,157,666.80-4,736,500.20-913,513.20

Finding the Fourth Proportional to 3,157,666.80, 4,736,500.20 and 913,513.20

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Solution

The fourth proportional to 3,157,666.80, 4,736,500.20 and 913,513.20 is: 1,370,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,666.80 : 4,736,500.20 = 913,513.20 : x
  2. Step 2: Convert to fraction form
    3,157,666.80/4,736,500.20 = 913,513.20/x
  3. Step 3: Cross multiply
    3,157,666.80x = 4,736,500.20 × 913,513.20
  4. Step 4: Simplify right side
    3,157,666.80x = 4,326,855,454,502.64
  5. Step 5: Solve for x
    x = 4,326,855,454,502.64/3,157,666.80
  6. Step 6: Final answer
    x = 1,370,269.80

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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.