Home / 1,478,266.90-2,213,253.15-1,436,794.90

Finding the Fourth Proportional to 1,478,266.90, 2,213,253.15 and 1,436,794.90

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Solution

The fourth proportional to 1,478,266.90, 2,213,253.15 and 1,436,794.90 is: 2,151,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,266.90 : 2,213,253.15 = 1,436,794.90 : x
  2. Step 2: Convert to fraction form
    1,478,266.90/2,213,253.15 = 1,436,794.90/x
  3. Step 3: Cross multiply
    1,478,266.90x = 2,213,253.15 × 1,436,794.90
  4. Step 4: Simplify right side
    1,478,266.90x = 3,179,990,838,328.93
  5. Step 5: Solve for x
    x = 3,179,990,838,328.93/1,478,266.90
  6. Step 6: Final answer
    x = 2,151,161.50

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1.5x scale

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.