Home / 2,574,005.12-3,862,024.64-976,992.11

Finding the Fourth Proportional to 2,574,005.12, 3,862,024.64 and 976,992.11

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Solution

The fourth proportional to 2,574,005.12, 3,862,024.64 and 976,992.11 is: 1,465,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574,005.12 : 3,862,024.64 = 976,992.11 : x
  2. Step 2: Convert to fraction form
    2,574,005.12/3,862,024.64 = 976,992.11/x
  3. Step 3: Cross multiply
    2,574,005.12x = 3,862,024.64 × 976,992.11
  4. Step 4: Simplify right side
    2,574,005.12x = 3,773,167,601,905.59
  5. Step 5: Solve for x
    x = 3,773,167,601,905.59/2,574,005.12
  6. Step 6: Final answer
    x = 1,465,874.16

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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.