Home / 1,137,849.24-1,570,209.66-628,547.16

Finding the Fourth Proportional to 1,137,849.24, 1,570,209.66 and 628,547.16

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Solution

The fourth proportional to 1,137,849.24, 1,570,209.66 and 628,547.16 is: 867,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,849.24 : 1,570,209.66 = 628,547.16 : x
  2. Step 2: Convert to fraction form
    1,137,849.24/1,570,209.66 = 628,547.16/x
  3. Step 3: Cross multiply
    1,137,849.24x = 1,570,209.66 × 628,547.16
  4. Step 4: Simplify right side
    1,137,849.24x = 986,950,822,397.57
  5. Step 5: Solve for x
    x = 986,950,822,397.57/1,137,849.24
  6. Step 6: Final answer
    x = 867,382.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.