Home / 1,157,801.60-1,737,009.60-409,769.60

Finding the Fourth Proportional to 1,157,801.60, 1,737,009.60 and 409,769.60

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Solution

The fourth proportional to 1,157,801.60, 1,737,009.60 and 409,769.60 is: 614,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,801.60 : 1,737,009.60 = 409,769.60 : x
  2. Step 2: Convert to fraction form
    1,157,801.60/1,737,009.60 = 409,769.60/x
  3. Step 3: Cross multiply
    1,157,801.60x = 1,737,009.60 × 409,769.60
  4. Step 4: Simplify right side
    1,157,801.60x = 711,773,728,988.16
  5. Step 5: Solve for x
    x = 711,773,728,988.16/1,157,801.60
  6. Step 6: Final answer
    x = 614,763.12

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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.