Home / 4,280,568.95-6,421,815.71-1,440,598.79

Finding the Fourth Proportional to 4,280,568.95, 6,421,815.71 and 1,440,598.79

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Solution

The fourth proportional to 4,280,568.95, 6,421,815.71 and 1,440,598.79 is: 2,161,222.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280,568.95 : 6,421,815.71 = 1,440,598.79 : x
  2. Step 2: Convert to fraction form
    4,280,568.95/6,421,815.71 = 1,440,598.79/x
  3. Step 3: Cross multiply
    4,280,568.95x = 6,421,815.71 × 1,440,598.79
  4. Step 4: Simplify right side
    4,280,568.95x = 9,251,259,941,428.99
  5. Step 5: Solve for x
    x = 9,251,259,941,428.99/4,280,568.95
  6. Step 6: Final answer
    x = 2,161,222.04

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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.