Home / 2,154,377.58-2,971,948.50-1,644,194.22

Finding the Fourth Proportional to 2,154,377.58, 2,971,948.50 and 1,644,194.22

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Solution

The fourth proportional to 2,154,377.58, 2,971,948.50 and 1,644,194.22 is: 2,268,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,377.58 : 2,971,948.50 = 1,644,194.22 : x
  2. Step 2: Convert to fraction form
    2,154,377.58/2,971,948.50 = 1,644,194.22/x
  3. Step 3: Cross multiply
    2,154,377.58x = 2,971,948.50 × 1,644,194.22
  4. Step 4: Simplify right side
    2,154,377.58x = 4,886,460,545,837.67
  5. Step 5: Solve for x
    x = 4,886,460,545,837.67/2,154,377.58
  6. Step 6: Final answer
    x = 2,268,154.20

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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.