Home / 1,432,176.08-2,148,263.40-681,947.60

Finding the Fourth Proportional to 1,432,176.08, 2,148,263.40 and 681,947.60

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Solution

The fourth proportional to 1,432,176.08, 2,148,263.40 and 681,947.60 is: 1,022,921.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,176.08 : 2,148,263.40 = 681,947.60 : x
  2. Step 2: Convert to fraction form
    1,432,176.08/2,148,263.40 = 681,947.60/x
  3. Step 3: Cross multiply
    1,432,176.08x = 2,148,263.40 × 681,947.60
  4. Step 4: Simplify right side
    1,432,176.08x = 1,465,003,069,797.84
  5. Step 5: Solve for x
    x = 1,465,003,069,797.84/1,432,176.08
  6. Step 6: Final answer
    x = 1,022,921.06

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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.