Home / 1,131,685.17-1,698,275.56-532,817.60

Finding the Fourth Proportional to 1,131,685.17, 1,698,275.56 and 532,817.60

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Solution

The fourth proportional to 1,131,685.17, 1,698,275.56 and 532,817.60 is: 799,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,685.17 : 1,698,275.56 = 532,817.60 : x
  2. Step 2: Convert to fraction form
    1,131,685.17/1,698,275.56 = 532,817.60/x
  3. Step 3: Cross multiply
    1,131,685.17x = 1,698,275.56 × 532,817.60
  4. Step 4: Simplify right side
    1,131,685.17x = 904,871,108,017.86
  5. Step 5: Solve for x
    x = 904,871,108,017.86/1,131,685.17
  6. Step 6: Final answer
    x = 799,578.48

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Double scale
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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.