Home / 2,020,358.34-2,788,153.25-1,102,646.43

Finding the Fourth Proportional to 2,020,358.34, 2,788,153.25 and 1,102,646.43

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Solution

The fourth proportional to 2,020,358.34, 2,788,153.25 and 1,102,646.43 is: 1,521,684.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,358.34 : 2,788,153.25 = 1,102,646.43 : x
  2. Step 2: Convert to fraction form
    2,020,358.34/2,788,153.25 = 1,102,646.43/x
  3. Step 3: Cross multiply
    2,020,358.34x = 2,788,153.25 × 1,102,646.43
  4. Step 4: Simplify right side
    2,020,358.34x = 3,074,347,227,405.40
  5. Step 5: Solve for x
    x = 3,074,347,227,405.40/2,020,358.34
  6. Step 6: Final answer
    x = 1,521,684.13

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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.