Home / 1,487,576.94-2,053,699.17-1,138,059.76

Finding the Fourth Proportional to 1,487,576.94, 2,053,699.17 and 1,138,059.76

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Solution

The fourth proportional to 1,487,576.94, 2,053,699.17 and 1,138,059.76 is: 1,571,167.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,576.94 : 2,053,699.17 = 1,138,059.76 : x
  2. Step 2: Convert to fraction form
    1,487,576.94/2,053,699.17 = 1,138,059.76/x
  3. Step 3: Cross multiply
    1,487,576.94x = 2,053,699.17 × 1,138,059.76
  4. Step 4: Simplify right side
    1,487,576.94x = 2,337,232,384,522.40
  5. Step 5: Solve for x
    x = 2,337,232,384,522.40/1,487,576.94
  6. Step 6: Final answer
    x = 1,571,167.39

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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.