Home / 3,281,480.61-4,528,444.07-1,811,389.97

Finding the Fourth Proportional to 3,281,480.61, 4,528,444.07 and 1,811,389.97

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Solution

The fourth proportional to 3,281,480.61, 4,528,444.07 and 1,811,389.97 is: 2,499,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,480.61 : 4,528,444.07 = 1,811,389.97 : x
  2. Step 2: Convert to fraction form
    3,281,480.61/4,528,444.07 = 1,811,389.97/x
  3. Step 3: Cross multiply
    3,281,480.61x = 4,528,444.07 × 1,811,389.97
  4. Step 4: Simplify right side
    3,281,480.61x = 8,202,778,136,404.81
  5. Step 5: Solve for x
    x = 8,202,778,136,404.81/3,281,480.61
  6. Step 6: Final answer
    x = 2,499,718.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.