Home / 3,984,647.60-5,974,894.92-1,424,875.76

Finding the Fourth Proportional to 3,984,647.60, 5,974,894.92 and 1,424,875.76

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Solution

The fourth proportional to 3,984,647.60, 5,974,894.92 and 1,424,875.76 is: 2,136,571.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,647.60 : 5,974,894.92 = 1,424,875.76 : x
  2. Step 2: Convert to fraction form
    3,984,647.60/5,974,894.92 = 1,424,875.76/x
  3. Step 3: Cross multiply
    3,984,647.60x = 5,974,894.92 × 1,424,875.76
  4. Step 4: Simplify right side
    3,984,647.60x = 8,513,482,940,055.14
  5. Step 5: Solve for x
    x = 8,513,482,940,055.14/3,984,647.60
  6. Step 6: Final answer
    x = 2,136,571.11

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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.