Home / 1,065,562.38-1,470,504.95-636,091.77

Finding the Fourth Proportional to 1,065,562.38, 1,470,504.95 and 636,091.77

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Solution

The fourth proportional to 1,065,562.38, 1,470,504.95 and 636,091.77 is: 877,823.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,562.38 : 1,470,504.95 = 636,091.77 : x
  2. Step 2: Convert to fraction form
    1,065,562.38/1,470,504.95 = 636,091.77/x
  3. Step 3: Cross multiply
    1,065,562.38x = 1,470,504.95 × 636,091.77
  4. Step 4: Simplify right side
    1,065,562.38x = 935,376,096,439.26
  5. Step 5: Solve for x
    x = 935,376,096,439.26/1,065,562.38
  6. Step 6: Final answer
    x = 877,823.87

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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.