Home / 1,006,706.40-1,389,314.76-577,014.36

Finding the Fourth Proportional to 1,006,706.40, 1,389,314.76 and 577,014.36

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Solution

The fourth proportional to 1,006,706.40, 1,389,314.76 and 577,014.36 is: 796,314.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,706.40 : 1,389,314.76 = 577,014.36 : x
  2. Step 2: Convert to fraction form
    1,006,706.40/1,389,314.76 = 577,014.36/x
  3. Step 3: Cross multiply
    1,006,706.40x = 1,389,314.76 × 577,014.36
  4. Step 4: Simplify right side
    1,006,706.40x = 801,654,567,079.95
  5. Step 5: Solve for x
    x = 801,654,567,079.95/1,006,706.40
  6. Step 6: Final answer
    x = 796,314.17

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Double scale
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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.