Home / 1,330,211.60-1,994,928.60-477,184.40

Finding the Fourth Proportional to 1,330,211.60, 1,994,928.60 and 477,184.40

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Solution

The fourth proportional to 1,330,211.60, 1,994,928.60 and 477,184.40 is: 715,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,211.60 : 1,994,928.60 = 477,184.40 : x
  2. Step 2: Convert to fraction form
    1,330,211.60/1,994,928.60 = 477,184.40/x
  3. Step 3: Cross multiply
    1,330,211.60x = 1,994,928.60 × 477,184.40
  4. Step 4: Simplify right side
    1,330,211.60x = 951,948,807,033.84
  5. Step 5: Solve for x
    x = 951,948,807,033.84/1,330,211.60
  6. Step 6: Final answer
    x = 715,637.13

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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.