Home / 1,347,713.30-2,021,569.95-1,144,759.70

Finding the Fourth Proportional to 1,347,713.30, 2,021,569.95 and 1,144,759.70

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Solution

The fourth proportional to 1,347,713.30, 2,021,569.95 and 1,144,759.70 is: 1,717,139.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,713.30 : 2,021,569.95 = 1,144,759.70 : x
  2. Step 2: Convert to fraction form
    1,347,713.30/2,021,569.95 = 1,144,759.70/x
  3. Step 3: Cross multiply
    1,347,713.30x = 2,021,569.95 × 1,144,759.70
  4. Step 4: Simplify right side
    1,347,713.30x = 2,314,211,809,491.01
  5. Step 5: Solve for x
    x = 2,314,211,809,491.01/1,347,713.30
  6. Step 6: Final answer
    x = 1,717,139.55

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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.