Home / 987,050.88-1,362,134.64-534,341.76

Finding the Fourth Proportional to 987,050.88, 1,362,134.64 and 534,341.76

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Solution

The fourth proportional to 987,050.88, 1,362,134.64 and 534,341.76 is: 737,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,050.88 : 1,362,134.64 = 534,341.76 : x
  2. Step 2: Convert to fraction form
    987,050.88/1,362,134.64 = 534,341.76/x
  3. Step 3: Cross multiply
    987,050.88x = 1,362,134.64 × 534,341.76
  4. Step 4: Simplify right side
    987,050.88x = 727,845,420,894.57
  5. Step 5: Solve for x
    x = 727,845,420,894.57/987,050.88
  6. Step 6: Final answer
    x = 737,394.02

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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.