Home / 1,577,103.20-2,365,654.80-579,701.60

Finding the Fourth Proportional to 1,577,103.20, 2,365,654.80 and 579,701.60

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Solution

The fourth proportional to 1,577,103.20, 2,365,654.80 and 579,701.60 is: 869,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,103.20 : 2,365,654.80 = 579,701.60 : x
  2. Step 2: Convert to fraction form
    1,577,103.20/2,365,654.80 = 579,701.60/x
  3. Step 3: Cross multiply
    1,577,103.20x = 2,365,654.80 × 579,701.60
  4. Step 4: Simplify right side
    1,577,103.20x = 1,371,373,872,607.68
  5. Step 5: Solve for x
    x = 1,371,373,872,607.68/1,577,103.20
  6. Step 6: Final answer
    x = 869,552.40

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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.