Home / 1,154,641.84-1,723,507.56-1,018,291.12

Finding the Fourth Proportional to 1,154,641.84, 1,723,507.56 and 1,018,291.12

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Solution

The fourth proportional to 1,154,641.84, 1,723,507.56 and 1,018,291.12 is: 1,519,979.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,641.84 : 1,723,507.56 = 1,018,291.12 : x
  2. Step 2: Convert to fraction form
    1,154,641.84/1,723,507.56 = 1,018,291.12/x
  3. Step 3: Cross multiply
    1,154,641.84x = 1,723,507.56 × 1,018,291.12
  4. Step 4: Simplify right side
    1,154,641.84x = 1,755,032,443,600.87
  5. Step 5: Solve for x
    x = 1,755,032,443,600.87/1,154,641.84
  6. Step 6: Final answer
    x = 1,519,979.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.