Home / 1,158,433.60-1,739,205.60-739,566.40

Finding the Fourth Proportional to 1,158,433.60, 1,739,205.60 and 739,566.40

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Solution

The fourth proportional to 1,158,433.60, 1,739,205.60 and 739,566.40 is: 1,110,342.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,433.60 : 1,739,205.60 = 739,566.40 : x
  2. Step 2: Convert to fraction form
    1,158,433.60/1,739,205.60 = 739,566.40/x
  3. Step 3: Cross multiply
    1,158,433.60x = 1,739,205.60 × 739,566.40
  4. Step 4: Simplify right side
    1,158,433.60x = 1,286,258,024,451.84
  5. Step 5: Solve for x
    x = 1,286,258,024,451.84/1,158,433.60
  6. Step 6: Final answer
    x = 1,110,342.47

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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.