Home / 3,150,909.90-4,726,364.85-1,556,586.90

Finding the Fourth Proportional to 3,150,909.90, 4,726,364.85 and 1,556,586.90

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Solution

The fourth proportional to 3,150,909.90, 4,726,364.85 and 1,556,586.90 is: 2,334,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,909.90 : 4,726,364.85 = 1,556,586.90 : x
  2. Step 2: Convert to fraction form
    3,150,909.90/4,726,364.85 = 1,556,586.90/x
  3. Step 3: Cross multiply
    3,150,909.90x = 4,726,364.85 × 1,556,586.90
  4. Step 4: Simplify right side
    3,150,909.90x = 7,356,997,610,130.46
  5. Step 5: Solve for x
    x = 7,356,997,610,130.46/3,150,909.90
  6. Step 6: Final answer
    x = 2,334,880.35

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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.