Home / 1,500,589.32-2,070,038.34-1,016,989.08

Finding the Fourth Proportional to 1,500,589.32, 2,070,038.34 and 1,016,989.08

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Solution

The fourth proportional to 1,500,589.32, 2,070,038.34 and 1,016,989.08 is: 1,402,919.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,589.32 : 2,070,038.34 = 1,016,989.08 : x
  2. Step 2: Convert to fraction form
    1,500,589.32/2,070,038.34 = 1,016,989.08/x
  3. Step 3: Cross multiply
    1,500,589.32x = 2,070,038.34 × 1,016,989.08
  4. Step 4: Simplify right side
    1,500,589.32x = 2,105,206,386,961.33
  5. Step 5: Solve for x
    x = 2,105,206,386,961.33/1,500,589.32
  6. Step 6: Final answer
    x = 1,402,919.75

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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.