Home / 3,130,518.90-4,695,778.35-886,656.90

Finding the Fourth Proportional to 3,130,518.90, 4,695,778.35 and 886,656.90

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Solution

The fourth proportional to 3,130,518.90, 4,695,778.35 and 886,656.90 is: 1,329,985.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,518.90 : 4,695,778.35 = 886,656.90 : x
  2. Step 2: Convert to fraction form
    3,130,518.90/4,695,778.35 = 886,656.90/x
  3. Step 3: Cross multiply
    3,130,518.90x = 4,695,778.35 × 886,656.90
  4. Step 4: Simplify right side
    3,130,518.90x = 4,163,544,274,898.12
  5. Step 5: Solve for x
    x = 4,163,544,274,898.12/3,130,518.90
  6. Step 6: Final answer
    x = 1,329,985.35

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Similar ratio
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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.