Home / 3,186,643.70-4,779,965.55-2,934,701.30

Finding the Fourth Proportional to 3,186,643.70, 4,779,965.55 and 2,934,701.30

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Solution

The fourth proportional to 3,186,643.70, 4,779,965.55 and 2,934,701.30 is: 4,402,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,643.70 : 4,779,965.55 = 2,934,701.30 : x
  2. Step 2: Convert to fraction form
    3,186,643.70/4,779,965.55 = 2,934,701.30/x
  3. Step 3: Cross multiply
    3,186,643.70x = 4,779,965.55 × 2,934,701.30
  4. Step 4: Simplify right side
    3,186,643.70x = 14,027,771,113,540.21
  5. Step 5: Solve for x
    x = 14,027,771,113,540.21/3,186,643.70
  6. Step 6: Final answer
    x = 4,402,051.95

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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.