Home / 1,359,417.80-1,875,956.90-747,569.92

Finding the Fourth Proportional to 1,359,417.80, 1,875,956.90 and 747,569.92

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Solution

The fourth proportional to 1,359,417.80, 1,875,956.90 and 747,569.92 is: 1,031,624.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,417.80 : 1,875,956.90 = 747,569.92 : x
  2. Step 2: Convert to fraction form
    1,359,417.80/1,875,956.90 = 747,569.92/x
  3. Step 3: Cross multiply
    1,359,417.80x = 1,875,956.90 × 747,569.92
  4. Step 4: Simplify right side
    1,359,417.80x = 1,402,408,949,656.45
  5. Step 5: Solve for x
    x = 1,402,408,949,656.45/1,359,417.80
  6. Step 6: Final answer
    x = 1,031,624.68

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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.