Home / 1,068,784.12-1,474,931.94-729,245.08

Finding the Fourth Proportional to 1,068,784.12, 1,474,931.94 and 729,245.08

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Solution

The fourth proportional to 1,068,784.12, 1,474,931.94 and 729,245.08 is: 1,006,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,784.12 : 1,474,931.94 = 729,245.08 : x
  2. Step 2: Convert to fraction form
    1,068,784.12/1,474,931.94 = 729,245.08/x
  3. Step 3: Cross multiply
    1,068,784.12x = 1,474,931.94 × 729,245.08
  4. Step 4: Simplify right side
    1,068,784.12x = 1,075,586,860,579.86
  5. Step 5: Solve for x
    x = 1,075,586,860,579.86/1,068,784.12
  6. Step 6: Final answer
    x = 1,006,364.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.