Home / 1,153,658.52-1,592,080.86-637,445.70

Finding the Fourth Proportional to 1,153,658.52, 1,592,080.86 and 637,445.70

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Solution

The fourth proportional to 1,153,658.52, 1,592,080.86 and 637,445.70 is: 879,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,658.52 : 1,592,080.86 = 637,445.70 : x
  2. Step 2: Convert to fraction form
    1,153,658.52/1,592,080.86 = 637,445.70/x
  3. Step 3: Cross multiply
    1,153,658.52x = 1,592,080.86 × 637,445.70
  4. Step 4: Simplify right side
    1,153,658.52x = 1,014,865,098,259.30
  5. Step 5: Solve for x
    x = 1,014,865,098,259.30/1,153,658.52
  6. Step 6: Final answer
    x = 879,692.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.