Home / 1,065,472.25-1,470,380.50-636,001.50

Finding the Fourth Proportional to 1,065,472.25, 1,470,380.50 and 636,001.50

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Solution

The fourth proportional to 1,065,472.25, 1,470,380.50 and 636,001.50 is: 877,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,472.25 : 1,470,380.50 = 636,001.50 : x
  2. Step 2: Convert to fraction form
    1,065,472.25/1,470,380.50 = 636,001.50/x
  3. Step 3: Cross multiply
    1,065,472.25x = 1,470,380.50 × 636,001.50
  4. Step 4: Simplify right side
    1,065,472.25x = 935,164,203,570.75
  5. Step 5: Solve for x
    x = 935,164,203,570.75/1,065,472.25
  6. Step 6: Final answer
    x = 877,699.26

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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.