Home / 1,006,961.60-1,511,268.60-999,088.40

Finding the Fourth Proportional to 1,006,961.60, 1,511,268.60 and 999,088.40

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Solution

The fourth proportional to 1,006,961.60, 1,511,268.60 and 999,088.40 is: 1,499,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,961.60 : 1,511,268.60 = 999,088.40 : x
  2. Step 2: Convert to fraction form
    1,006,961.60/1,511,268.60 = 999,088.40/x
  3. Step 3: Cross multiply
    1,006,961.60x = 1,511,268.60 × 999,088.40
  4. Step 4: Simplify right side
    1,006,961.60x = 1,509,890,927,544.24
  5. Step 5: Solve for x
    x = 1,509,890,927,544.24/1,006,961.60
  6. Step 6: Final answer
    x = 1,499,452.34

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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.