Home / 1,162,209-1,603,935.90-709,587.48

Finding the Fourth Proportional to 1,162,209, 1,603,935.90 and 709,587.48

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Solution

The fourth proportional to 1,162,209, 1,603,935.90 and 709,587.48 is: 979,284.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,209 : 1,603,935.90 = 709,587.48 : x
  2. Step 2: Convert to fraction form
    1,162,209/1,603,935.90 = 709,587.48/x
  3. Step 3: Cross multiply
    1,162,209x = 1,603,935.90 × 709,587.48
  4. Step 4: Simplify right side
    1,162,209x = 1,138,132,833,362.53
  5. Step 5: Solve for x
    x = 1,138,132,833,362.53/1,162,209
  6. Step 6: Final answer
    x = 979,284.13

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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.