Home / 1,142,767.26-1,577,036.57-626,568.30

Finding the Fourth Proportional to 1,142,767.26, 1,577,036.57 and 626,568.30

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Solution

The fourth proportional to 1,142,767.26, 1,577,036.57 and 626,568.30 is: 864,673.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,767.26 : 1,577,036.57 = 626,568.30 : x
  2. Step 2: Convert to fraction form
    1,142,767.26/1,577,036.57 = 626,568.30/x
  3. Step 3: Cross multiply
    1,142,767.26x = 1,577,036.57 × 626,568.30
  4. Step 4: Simplify right side
    1,142,767.26x = 988,121,119,569.89
  5. Step 5: Solve for x
    x = 988,121,119,569.89/1,142,767.26
  6. Step 6: Final answer
    x = 864,673.98

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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.