Home / 1,087,575.27-1,499,683.73-679,528.05

Finding the Fourth Proportional to 1,087,575.27, 1,499,683.73 and 679,528.05

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Solution

The fourth proportional to 1,087,575.27, 1,499,683.73 and 679,528.05 is: 937,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,575.27 : 1,499,683.73 = 679,528.05 : x
  2. Step 2: Convert to fraction form
    1,087,575.27/1,499,683.73 = 679,528.05/x
  3. Step 3: Cross multiply
    1,087,575.27x = 1,499,683.73 × 679,528.05
  4. Step 4: Simplify right side
    1,087,575.27x = 1,019,077,157,265.99
  5. Step 5: Solve for x
    x = 1,019,077,157,265.99/1,087,575.27
  6. Step 6: Final answer
    x = 937,017.59

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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.