Home / 4,758,222.60-7,128,002.70-2,859,323.40

Finding the Fourth Proportional to 4,758,222.60, 7,128,002.70 and 2,859,323.40

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Solution

The fourth proportional to 4,758,222.60, 7,128,002.70 and 2,859,323.40 is: 4,283,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758,222.60 : 7,128,002.70 = 2,859,323.40 : x
  2. Step 2: Convert to fraction form
    4,758,222.60/7,128,002.70 = 2,859,323.40/x
  3. Step 3: Cross multiply
    4,758,222.60x = 7,128,002.70 × 2,859,323.40
  4. Step 4: Simplify right side
    4,758,222.60x = 20,381,264,915,373.18
  5. Step 5: Solve for x
    x = 20,381,264,915,373.18/4,758,222.60
  6. Step 6: Final answer
    x = 4,283,377.77

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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.