Home / 1,153,200.80-1,730,785.35-514,487.45

Finding the Fourth Proportional to 1,153,200.80, 1,730,785.35 and 514,487.45

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Solution

The fourth proportional to 1,153,200.80, 1,730,785.35 and 514,487.45 is: 772,170.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,200.80 : 1,730,785.35 = 514,487.45 : x
  2. Step 2: Convert to fraction form
    1,153,200.80/1,730,785.35 = 514,487.45/x
  3. Step 3: Cross multiply
    1,153,200.80x = 1,730,785.35 × 514,487.45
  4. Step 4: Simplify right side
    1,153,200.80x = 890,467,341,218.86
  5. Step 5: Solve for x
    x = 890,467,341,218.86/1,153,200.80
  6. Step 6: Final answer
    x = 772,170.24

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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.