Home / 1,591,181.74-2,386,996.30-511,332.22

Finding the Fourth Proportional to 1,591,181.74, 2,386,996.30 and 511,332.22

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Solution

The fourth proportional to 1,591,181.74, 2,386,996.30 and 511,332.22 is: 767,070.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,181.74 : 2,386,996.30 = 511,332.22 : x
  2. Step 2: Convert to fraction form
    1,591,181.74/2,386,996.30 = 511,332.22/x
  3. Step 3: Cross multiply
    1,591,181.74x = 2,386,996.30 × 511,332.22
  4. Step 4: Simplify right side
    1,591,181.74x = 1,220,548,117,210.79
  5. Step 5: Solve for x
    x = 1,220,548,117,210.79/1,591,181.74
  6. Step 6: Final answer
    x = 767,070.21

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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.