Home / 1,330,207.60-1,994,922.60-477,180.40

Finding the Fourth Proportional to 1,330,207.60, 1,994,922.60 and 477,180.40

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Solution

The fourth proportional to 1,330,207.60, 1,994,922.60 and 477,180.40 is: 715,631.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,207.60 : 1,994,922.60 = 477,180.40 : x
  2. Step 2: Convert to fraction form
    1,330,207.60/1,994,922.60 = 477,180.40/x
  3. Step 3: Cross multiply
    1,330,207.60x = 1,994,922.60 × 477,180.40
  4. Step 4: Simplify right side
    1,330,207.60x = 951,937,964,237.04
  5. Step 5: Solve for x
    x = 951,937,964,237.04/1,330,207.60
  6. Step 6: Final answer
    x = 715,631.13

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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.