Home / 1,068,904.60-1,603,356.90-662,997.40

Finding the Fourth Proportional to 1,068,904.60, 1,603,356.90 and 662,997.40

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Solution

The fourth proportional to 1,068,904.60, 1,603,356.90 and 662,997.40 is: 994,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,904.60 : 1,603,356.90 = 662,997.40 : x
  2. Step 2: Convert to fraction form
    1,068,904.60/1,603,356.90 = 662,997.40/x
  3. Step 3: Cross multiply
    1,068,904.60x = 1,603,356.90 × 662,997.40
  4. Step 4: Simplify right side
    1,068,904.60x = 1,063,021,455,972.06
  5. Step 5: Solve for x
    x = 1,063,021,455,972.06/1,068,904.60
  6. Step 6: Final answer
    x = 994,496.10

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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.