Home / 1,513,587.87-2,270,390.85-448,639.02

Finding the Fourth Proportional to 1,513,587.87, 2,270,390.85 and 448,639.02

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Solution

The fourth proportional to 1,513,587.87, 2,270,390.85 and 448,639.02 is: 672,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,587.87 : 2,270,390.85 = 448,639.02 : x
  2. Step 2: Convert to fraction form
    1,513,587.87/2,270,390.85 = 448,639.02/x
  3. Step 3: Cross multiply
    1,513,587.87x = 2,270,390.85 × 448,639.02
  4. Step 4: Simplify right side
    1,513,587.87x = 1,018,585,925,960.97
  5. Step 5: Solve for x
    x = 1,018,585,925,960.97/1,513,587.87
  6. Step 6: Final answer
    x = 672,961.21

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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.