Home / 933,817.80-1,400,726.70-926,819.40

Finding the Fourth Proportional to 933,817.80, 1,400,726.70 and 926,819.40

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Solution

The fourth proportional to 933,817.80, 1,400,726.70 and 926,819.40 is: 1,390,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,817.80 : 1,400,726.70 = 926,819.40 : x
  2. Step 2: Convert to fraction form
    933,817.80/1,400,726.70 = 926,819.40/x
  3. Step 3: Cross multiply
    933,817.80x = 1,400,726.70 × 926,819.40
  4. Step 4: Simplify right side
    933,817.80x = 1,298,220,679,657.98
  5. Step 5: Solve for x
    x = 1,298,220,679,657.98/933,817.80
  6. Step 6: Final answer
    x = 1,390,229.10

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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.