Home / 1,153,978.41-1,592,522.03-637,765.76

Finding the Fourth Proportional to 1,153,978.41, 1,592,522.03 and 637,765.76

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Solution

The fourth proportional to 1,153,978.41, 1,592,522.03 and 637,765.76 is: 880,134.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,978.41 : 1,592,522.03 = 637,765.76 : x
  2. Step 2: Convert to fraction form
    1,153,978.41/1,592,522.03 = 637,765.76/x
  3. Step 3: Cross multiply
    1,153,978.41x = 1,592,522.03 × 637,765.76
  4. Step 4: Simplify right side
    1,153,978.41x = 1,015,656,023,572.17
  5. Step 5: Solve for x
    x = 1,015,656,023,572.17/1,153,978.41
  6. Step 6: Final answer
    x = 880,134.34

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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.