Home / 1,157,092.40-1,735,638.60-409,041.20

Finding the Fourth Proportional to 1,157,092.40, 1,735,638.60 and 409,041.20

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Solution

The fourth proportional to 1,157,092.40, 1,735,638.60 and 409,041.20 is: 613,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,092.40 : 1,735,638.60 = 409,041.20 : x
  2. Step 2: Convert to fraction form
    1,157,092.40/1,735,638.60 = 409,041.20/x
  3. Step 3: Cross multiply
    1,157,092.40x = 1,735,638.60 × 409,041.20
  4. Step 4: Simplify right side
    1,157,092.40x = 709,947,695,710.32
  5. Step 5: Solve for x
    x = 709,947,695,710.32/1,157,092.40
  6. Step 6: Final answer
    x = 613,561.80

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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.