Home / 1,374,471.71-1,896,834.86-858,531.08

Finding the Fourth Proportional to 1,374,471.71, 1,896,834.86 and 858,531.08

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Solution

The fourth proportional to 1,374,471.71, 1,896,834.86 and 858,531.08 is: 1,184,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,471.71 : 1,896,834.86 = 858,531.08 : x
  2. Step 2: Convert to fraction form
    1,374,471.71/1,896,834.86 = 858,531.08/x
  3. Step 3: Cross multiply
    1,374,471.71x = 1,896,834.86 × 858,531.08
  4. Step 4: Simplify right side
    1,374,471.71x = 1,628,491,680,937.45
  5. Step 5: Solve for x
    x = 1,628,491,680,937.45/1,374,471.71
  6. Step 6: Final answer
    x = 1,184,812.80

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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.