Home / 890,332.57-1,228,113.07-727,226.11

Finding the Fourth Proportional to 890,332.57, 1,228,113.07 and 727,226.11

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Solution

The fourth proportional to 890,332.57, 1,228,113.07 and 727,226.11 is: 1,003,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,332.57 : 1,228,113.07 = 727,226.11 : x
  2. Step 2: Convert to fraction form
    890,332.57/1,228,113.07 = 727,226.11/x
  3. Step 3: Cross multiply
    890,332.57x = 1,228,113.07 × 727,226.11
  4. Step 4: Simplify right side
    890,332.57x = 893,115,894,343.98
  5. Step 5: Solve for x
    x = 893,115,894,343.98/890,332.57
  6. Step 6: Final answer
    x = 1,003,126.16

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1.5x scale

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.