Home / 2,989,452.52-4,125,421.78-1,700,291.32

Finding the Fourth Proportional to 2,989,452.52, 4,125,421.78 and 1,700,291.32

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Solution

The fourth proportional to 2,989,452.52, 4,125,421.78 and 1,700,291.32 is: 2,346,389.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,452.52 : 4,125,421.78 = 1,700,291.32 : x
  2. Step 2: Convert to fraction form
    2,989,452.52/4,125,421.78 = 1,700,291.32/x
  3. Step 3: Cross multiply
    2,989,452.52x = 4,125,421.78 × 1,700,291.32
  4. Step 4: Simplify right side
    2,989,452.52x = 7,014,418,843,872.95
  5. Step 5: Solve for x
    x = 7,014,418,843,872.95/2,989,452.52
  6. Step 6: Final answer
    x = 2,346,389.11

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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.