Home / 806,937.40-1,210,406.10-746,111.80

Finding the Fourth Proportional to 806,937.40, 1,210,406.10 and 746,111.80

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Solution

The fourth proportional to 806,937.40, 1,210,406.10 and 746,111.80 is: 1,119,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,937.40 : 1,210,406.10 = 746,111.80 : x
  2. Step 2: Convert to fraction form
    806,937.40/1,210,406.10 = 746,111.80/x
  3. Step 3: Cross multiply
    806,937.40x = 1,210,406.10 × 746,111.80
  4. Step 4: Simplify right side
    806,937.40x = 903,098,274,001.98
  5. Step 5: Solve for x
    x = 903,098,274,001.98/806,937.40
  6. Step 6: Final answer
    x = 1,119,167.70

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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.