Home / 2,445,916.80-3,668,875.20-1,728,471.45

Finding the Fourth Proportional to 2,445,916.80, 3,668,875.20 and 1,728,471.45

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Solution

The fourth proportional to 2,445,916.80, 3,668,875.20 and 1,728,471.45 is: 2,592,707.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,916.80 : 3,668,875.20 = 1,728,471.45 : x
  2. Step 2: Convert to fraction form
    2,445,916.80/3,668,875.20 = 1,728,471.45/x
  3. Step 3: Cross multiply
    2,445,916.80x = 3,668,875.20 × 1,728,471.45
  4. Step 4: Simplify right side
    2,445,916.80x = 6,341,546,036,813.04
  5. Step 5: Solve for x
    x = 6,341,546,036,813.04/2,445,916.80
  6. Step 6: Final answer
    x = 2,592,707.18

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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.