Home / 1,559,373.28-2,151,934.80-880,309.76

Finding the Fourth Proportional to 1,559,373.28, 2,151,934.80 and 880,309.76

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Solution

The fourth proportional to 1,559,373.28, 2,151,934.80 and 880,309.76 is: 1,214,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,373.28 : 2,151,934.80 = 880,309.76 : x
  2. Step 2: Convert to fraction form
    1,559,373.28/2,151,934.80 = 880,309.76/x
  3. Step 3: Cross multiply
    1,559,373.28x = 2,151,934.80 × 880,309.76
  4. Step 4: Simplify right side
    1,559,373.28x = 1,894,369,207,323.65
  5. Step 5: Solve for x
    x = 1,894,369,207,323.65/1,559,373.28
  6. Step 6: Final answer
    x = 1,214,827.28

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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.