Home / 1,579,747.22-2,180,168.13-900,700.82

Finding the Fourth Proportional to 1,579,747.22, 2,180,168.13 and 900,700.82

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Solution

The fourth proportional to 1,579,747.22, 2,180,168.13 and 900,700.82 is: 1,243,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,747.22 : 2,180,168.13 = 900,700.82 : x
  2. Step 2: Convert to fraction form
    1,579,747.22/2,180,168.13 = 900,700.82/x
  3. Step 3: Cross multiply
    1,579,747.22x = 2,180,168.13 × 900,700.82
  4. Step 4: Simplify right side
    1,579,747.22x = 1,963,679,222,428.87
  5. Step 5: Solve for x
    x = 1,963,679,222,428.87/1,579,747.22
  6. Step 6: Final answer
    x = 1,243,033.82

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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.