Home / 1,140,589.35-1,574,179.52-657,061.47

Finding the Fourth Proportional to 1,140,589.35, 1,574,179.52 and 657,061.47

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Solution

The fourth proportional to 1,140,589.35, 1,574,179.52 and 657,061.47 is: 906,840.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,589.35 : 1,574,179.52 = 657,061.47 : x
  2. Step 2: Convert to fraction form
    1,140,589.35/1,574,179.52 = 657,061.47/x
  3. Step 3: Cross multiply
    1,140,589.35x = 1,574,179.52 × 657,061.47
  4. Step 4: Simplify right side
    1,140,589.35x = 1,034,332,706,169.79
  5. Step 5: Solve for x
    x = 1,034,332,706,169.79/1,140,589.35
  6. Step 6: Final answer
    x = 906,840.58

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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.