Home / 1,154,342.94-1,592,990.73-645,045.33

Finding the Fourth Proportional to 1,154,342.94, 1,592,990.73 and 645,045.33

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Solution

The fourth proportional to 1,154,342.94, 1,592,990.73 and 645,045.33 is: 890,161.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,342.94 : 1,592,990.73 = 645,045.33 : x
  2. Step 2: Convert to fraction form
    1,154,342.94/1,592,990.73 = 645,045.33/x
  3. Step 3: Cross multiply
    1,154,342.94x = 1,592,990.73 × 645,045.33
  4. Step 4: Simplify right side
    1,154,342.94x = 1,027,551,231,119.79
  5. Step 5: Solve for x
    x = 1,027,551,231,119.79/1,154,342.94
  6. Step 6: Final answer
    x = 890,161.14

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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.