Home / 3,438,053.29-5,154,609.84-1,615,390.48

Finding the Fourth Proportional to 3,438,053.29, 5,154,609.84 and 1,615,390.48

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Solution

The fourth proportional to 3,438,053.29, 5,154,609.84 and 1,615,390.48 is: 2,421,925.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,053.29 : 5,154,609.84 = 1,615,390.48 : x
  2. Step 2: Convert to fraction form
    3,438,053.29/5,154,609.84 = 1,615,390.48/x
  3. Step 3: Cross multiply
    3,438,053.29x = 5,154,609.84 × 1,615,390.48
  4. Step 4: Simplify right side
    3,438,053.29x = 8,326,707,663,650.32
  5. Step 5: Solve for x
    x = 8,326,707,663,650.32/3,438,053.29
  6. Step 6: Final answer
    x = 2,421,925.13

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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.