Home / 2,981,099.16-4,113,916.65-1,622,972.16

Finding the Fourth Proportional to 2,981,099.16, 4,113,916.65 and 1,622,972.16

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Solution

The fourth proportional to 2,981,099.16, 4,113,916.65 and 1,622,972.16 is: 2,239,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,099.16 : 4,113,916.65 = 1,622,972.16 : x
  2. Step 2: Convert to fraction form
    2,981,099.16/4,113,916.65 = 1,622,972.16/x
  3. Step 3: Cross multiply
    2,981,099.16x = 4,113,916.65 × 1,622,972.16
  4. Step 4: Simplify right side
    2,981,099.16x = 6,676,772,191,510.46
  5. Step 5: Solve for x
    x = 6,676,772,191,510.46/2,981,099.16
  6. Step 6: Final answer
    x = 2,239,701.48

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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.