Home / 3,418,587.61-4,719,103.52-2,130,064.63

Finding the Fourth Proportional to 3,418,587.61, 4,719,103.52 and 2,130,064.63

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Solution

The fourth proportional to 3,418,587.61, 4,719,103.52 and 2,130,064.63 is: 2,940,394.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,587.61 : 4,719,103.52 = 2,130,064.63 : x
  2. Step 2: Convert to fraction form
    3,418,587.61/4,719,103.52 = 2,130,064.63/x
  3. Step 3: Cross multiply
    3,418,587.61x = 4,719,103.52 × 2,130,064.63
  4. Step 4: Simplify right side
    3,418,587.61x = 10,051,995,470,812.41
  5. Step 5: Solve for x
    x = 10,051,995,470,812.41/3,418,587.61
  6. Step 6: Final answer
    x = 2,940,394.29

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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.