Home / 1,585,066.32-2,377,677.24-638,309.16

Finding the Fourth Proportional to 1,585,066.32, 2,377,677.24 and 638,309.16

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Solution

The fourth proportional to 1,585,066.32, 2,377,677.24 and 638,309.16 is: 957,495.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,066.32 : 2,377,677.24 = 638,309.16 : x
  2. Step 2: Convert to fraction form
    1,585,066.32/2,377,677.24 = 638,309.16/x
  3. Step 3: Cross multiply
    1,585,066.32x = 2,377,677.24 × 638,309.16
  4. Step 4: Simplify right side
    1,585,066.32x = 1,517,693,161,815.52
  5. Step 5: Solve for x
    x = 1,517,693,161,815.52/1,585,066.32
  6. Step 6: Final answer
    x = 957,495.05

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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.