Home / 1,558,340.22-2,338,947.25-790,376.92

Finding the Fourth Proportional to 1,558,340.22, 2,338,947.25 and 790,376.92

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Solution

The fourth proportional to 1,558,340.22, 2,338,947.25 and 790,376.92 is: 1,186,294.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,340.22 : 2,338,947.25 = 790,376.92 : x
  2. Step 2: Convert to fraction form
    1,558,340.22/2,338,947.25 = 790,376.92/x
  3. Step 3: Cross multiply
    1,558,340.22x = 2,338,947.25 × 790,376.92
  4. Step 4: Simplify right side
    1,558,340.22x = 1,848,649,908,795.46
  5. Step 5: Solve for x
    x = 1,848,649,908,795.46/1,558,340.22
  6. Step 6: Final answer
    x = 1,186,294.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.