Home / 4,680,205.60-7,020,308.40-1,839,373.60

Finding the Fourth Proportional to 4,680,205.60, 7,020,308.40 and 1,839,373.60

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Solution

The fourth proportional to 4,680,205.60, 7,020,308.40 and 1,839,373.60 is: 2,759,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,205.60 : 7,020,308.40 = 1,839,373.60 : x
  2. Step 2: Convert to fraction form
    4,680,205.60/7,020,308.40 = 1,839,373.60/x
  3. Step 3: Cross multiply
    4,680,205.60x = 7,020,308.40 × 1,839,373.60
  4. Step 4: Simplify right side
    4,680,205.60x = 12,912,969,934,818.24
  5. Step 5: Solve for x
    x = 12,912,969,934,818.24/4,680,205.60
  6. Step 6: Final answer
    x = 2,759,060.40

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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.