Home / 4,090,401.60-6,136,315.20-1,692,931.20

Finding the Fourth Proportional to 4,090,401.60, 6,136,315.20 and 1,692,931.20

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Solution

The fourth proportional to 4,090,401.60, 6,136,315.20 and 1,692,931.20 is: 2,539,691.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,401.60 : 6,136,315.20 = 1,692,931.20 : x
  2. Step 2: Convert to fraction form
    4,090,401.60/6,136,315.20 = 1,692,931.20/x
  3. Step 3: Cross multiply
    4,090,401.60x = 6,136,315.20 × 1,692,931.20
  4. Step 4: Simplify right side
    4,090,401.60x = 10,388,359,455,114.24
  5. Step 5: Solve for x
    x = 10,388,359,455,114.24/4,090,401.60
  6. Step 6: Final answer
    x = 2,539,691.81

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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.