Home / 1,148,259-1,722,751.38-517,227.96

Finding the Fourth Proportional to 1,148,259, 1,722,751.38 and 517,227.96

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Solution

The fourth proportional to 1,148,259, 1,722,751.38 and 517,227.96 is: 776,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,259 : 1,722,751.38 = 517,227.96 : x
  2. Step 2: Convert to fraction form
    1,148,259/1,722,751.38 = 517,227.96/x
  3. Step 3: Cross multiply
    1,148,259x = 1,722,751.38 × 517,227.96
  4. Step 4: Simplify right side
    1,148,259x = 891,055,181,864.59
  5. Step 5: Solve for x
    x = 891,055,181,864.59/1,148,259
  6. Step 6: Final answer
    x = 776,005.40

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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.