Home / 1,130,523.40-1,695,266.70-499,112.20

Finding the Fourth Proportional to 1,130,523.40, 1,695,266.70 and 499,112.20

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Solution

The fourth proportional to 1,130,523.40, 1,695,266.70 and 499,112.20 is: 748,439.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,523.40 : 1,695,266.70 = 499,112.20 : x
  2. Step 2: Convert to fraction form
    1,130,523.40/1,695,266.70 = 499,112.20/x
  3. Step 3: Cross multiply
    1,130,523.40x = 1,695,266.70 × 499,112.20
  4. Step 4: Simplify right side
    1,130,523.40x = 846,128,292,223.74
  5. Step 5: Solve for x
    x = 846,128,292,223.74/1,130,523.40
  6. Step 6: Final answer
    x = 748,439.43

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1.5x scale

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.