Home / 2,925,639.72-4,386,881.66-1,327,330.74

Finding the Fourth Proportional to 2,925,639.72, 4,386,881.66 and 1,327,330.74

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Solution

The fourth proportional to 2,925,639.72, 4,386,881.66 and 1,327,330.74 is: 1,990,280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925,639.72 : 4,386,881.66 = 1,327,330.74 : x
  2. Step 2: Convert to fraction form
    2,925,639.72/4,386,881.66 = 1,327,330.74/x
  3. Step 3: Cross multiply
    2,925,639.72x = 4,386,881.66 × 1,327,330.74
  4. Step 4: Simplify right side
    2,925,639.72x = 5,822,842,880,060.23
  5. Step 5: Solve for x
    x = 5,822,842,880,060.23/2,925,639.72
  6. Step 6: Final answer
    x = 1,990,280.22

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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.