Home / 937,219.40-1,405,829.10-900,477.80

Finding the Fourth Proportional to 937,219.40, 1,405,829.10 and 900,477.80

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Solution

The fourth proportional to 937,219.40, 1,405,829.10 and 900,477.80 is: 1,350,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,219.40 : 1,405,829.10 = 900,477.80 : x
  2. Step 2: Convert to fraction form
    937,219.40/1,405,829.10 = 900,477.80/x
  3. Step 3: Cross multiply
    937,219.40x = 1,405,829.10 × 900,477.80
  4. Step 4: Simplify right side
    937,219.40x = 1,265,917,895,143.98
  5. Step 5: Solve for x
    x = 1,265,917,895,143.98/937,219.40
  6. Step 6: Final answer
    x = 1,350,716.70

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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.