Home / 1,109,947.06-1,664,246.36-435,219.98

Finding the Fourth Proportional to 1,109,947.06, 1,664,246.36 and 435,219.98

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Solution

The fourth proportional to 1,109,947.06, 1,664,246.36 and 435,219.98 is: 652,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,947.06 : 1,664,246.36 = 435,219.98 : x
  2. Step 2: Convert to fraction form
    1,109,947.06/1,664,246.36 = 435,219.98/x
  3. Step 3: Cross multiply
    1,109,947.06x = 1,664,246.36 × 435,219.98
  4. Step 4: Simplify right side
    1,109,947.06x = 724,313,267,514.27
  5. Step 5: Solve for x
    x = 724,313,267,514.27/1,109,947.06
  6. Step 6: Final answer
    x = 652,565.60

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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.