Home / 1,300,817.17-1,794,913.54-817,037.71

Finding the Fourth Proportional to 1,300,817.17, 1,794,913.54 and 817,037.71

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Solution

The fourth proportional to 1,300,817.17, 1,794,913.54 and 817,037.71 is: 1,127,377.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,817.17 : 1,794,913.54 = 817,037.71 : x
  2. Step 2: Convert to fraction form
    1,300,817.17/1,794,913.54 = 817,037.71/x
  3. Step 3: Cross multiply
    1,300,817.17x = 1,794,913.54 × 817,037.71
  4. Step 4: Simplify right side
    1,300,817.17x = 1,466,512,048,369.59
  5. Step 5: Solve for x
    x = 1,466,512,048,369.59/1,300,817.17
  6. Step 6: Final answer
    x = 1,127,377.53

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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.