Home / 1,477,825.60-2,216,738.40-972,956.65

Finding the Fourth Proportional to 1,477,825.60, 2,216,738.40 and 972,956.65

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Solution

The fourth proportional to 1,477,825.60, 2,216,738.40 and 972,956.65 is: 1,459,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,825.60 : 2,216,738.40 = 972,956.65 : x
  2. Step 2: Convert to fraction form
    1,477,825.60/2,216,738.40 = 972,956.65/x
  3. Step 3: Cross multiply
    1,477,825.60x = 2,216,738.40 × 972,956.65
  4. Step 4: Simplify right side
    1,477,825.60x = 2,156,790,367,590.36
  5. Step 5: Solve for x
    x = 2,156,790,367,590.36/1,477,825.60
  6. Step 6: Final answer
    x = 1,459,434.98

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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.