Home / 3,865,400.90-5,798,101.35-3,776,827.40

Finding the Fourth Proportional to 3,865,400.90, 5,798,101.35 and 3,776,827.40

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Solution

The fourth proportional to 3,865,400.90, 5,798,101.35 and 3,776,827.40 is: 5,665,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,400.90 : 5,798,101.35 = 3,776,827.40 : x
  2. Step 2: Convert to fraction form
    3,865,400.90/5,798,101.35 = 3,776,827.40/x
  3. Step 3: Cross multiply
    3,865,400.90x = 5,798,101.35 × 3,776,827.40
  4. Step 4: Simplify right side
    3,865,400.90x = 21,898,428,046,656.99
  5. Step 5: Solve for x
    x = 21,898,428,046,656.99/3,865,400.90
  6. Step 6: Final answer
    x = 5,665,241.10

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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.