Home / 1,006,701.90-1,389,308.55-577,009.86

Finding the Fourth Proportional to 1,006,701.90, 1,389,308.55 and 577,009.86

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Solution

The fourth proportional to 1,006,701.90, 1,389,308.55 and 577,009.86 is: 796,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,701.90 : 1,389,308.55 = 577,009.86 : x
  2. Step 2: Convert to fraction form
    1,006,701.90/1,389,308.55 = 577,009.86/x
  3. Step 3: Cross multiply
    1,006,701.90x = 1,389,308.55 × 577,009.86
  4. Step 4: Simplify right side
    1,006,701.90x = 801,644,731,932.30
  5. Step 5: Solve for x
    x = 801,644,731,932.30/1,006,701.90
  6. Step 6: Final answer
    x = 796,307.96

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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.