Home / 2,387,240.57-3,578,851.85-1,038,387.06

Finding the Fourth Proportional to 2,387,240.57, 3,578,851.85 and 1,038,387.06

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Solution

The fourth proportional to 2,387,240.57, 3,578,851.85 and 1,038,387.06 is: 1,556,706.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,240.57 : 3,578,851.85 = 1,038,387.06 : x
  2. Step 2: Convert to fraction form
    2,387,240.57/3,578,851.85 = 1,038,387.06/x
  3. Step 3: Cross multiply
    2,387,240.57x = 3,578,851.85 × 1,038,387.06
  4. Step 4: Simplify right side
    2,387,240.57x = 3,716,233,445,505.13
  5. Step 5: Solve for x
    x = 3,716,233,445,505.13/2,387,240.57
  6. Step 6: Final answer
    x = 1,556,706.72

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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.