Home / 4,127,071.48-5,695,278.81-2,291,434.90

Finding the Fourth Proportional to 4,127,071.48, 5,695,278.81 and 2,291,434.90

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Solution

The fourth proportional to 4,127,071.48, 5,695,278.81 and 2,291,434.90 is: 3,162,135.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127,071.48 : 5,695,278.81 = 2,291,434.90 : x
  2. Step 2: Convert to fraction form
    4,127,071.48/5,695,278.81 = 2,291,434.90/x
  3. Step 3: Cross multiply
    4,127,071.48x = 5,695,278.81 × 2,291,434.90
  4. Step 4: Simplify right side
    4,127,071.48x = 13,050,360,630,464.47
  5. Step 5: Solve for x
    x = 13,050,360,630,464.47/4,127,071.48
  6. Step 6: Final answer
    x = 3,162,135.84

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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.