Home / 1,260,043.02-1,889,887.55-361,561.32

Finding the Fourth Proportional to 1,260,043.02, 1,889,887.55 and 361,561.32

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Solution

The fourth proportional to 1,260,043.02, 1,889,887.55 and 361,561.32 is: 542,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,043.02 : 1,889,887.55 = 361,561.32 : x
  2. Step 2: Convert to fraction form
    1,260,043.02/1,889,887.55 = 361,561.32/x
  3. Step 3: Cross multiply
    1,260,043.02x = 1,889,887.55 × 361,561.32
  4. Step 4: Simplify right side
    1,260,043.02x = 683,310,235,421.76
  5. Step 5: Solve for x
    x = 683,310,235,421.76/1,260,043.02
  6. Step 6: Final answer
    x = 542,291.20

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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.