Home / 1,009,969.10-1,515,779.85-1,002,095.90

Finding the Fourth Proportional to 1,009,969.10, 1,515,779.85 and 1,002,095.90

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Solution

The fourth proportional to 1,009,969.10, 1,515,779.85 and 1,002,095.90 is: 1,503,963.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,969.10 : 1,515,779.85 = 1,002,095.90 : x
  2. Step 2: Convert to fraction form
    1,009,969.10/1,515,779.85 = 1,002,095.90/x
  3. Step 3: Cross multiply
    1,009,969.10x = 1,515,779.85 × 1,002,095.90
  4. Step 4: Simplify right side
    1,009,969.10x = 1,518,956,772,987.62
  5. Step 5: Solve for x
    x = 1,518,956,772,987.62/1,009,969.10
  6. Step 6: Final answer
    x = 1,503,963.61

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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.