Home / 1,134,557.12-1,565,688.78-625,259.52

Finding the Fourth Proportional to 1,134,557.12, 1,565,688.78 and 625,259.52

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Solution

The fourth proportional to 1,134,557.12, 1,565,688.78 and 625,259.52 is: 862,858.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,557.12 : 1,565,688.78 = 625,259.52 : x
  2. Step 2: Convert to fraction form
    1,134,557.12/1,565,688.78 = 625,259.52/x
  3. Step 3: Cross multiply
    1,134,557.12x = 1,565,688.78 × 625,259.52
  4. Step 4: Simplify right side
    1,134,557.12x = 978,961,815,052.19
  5. Step 5: Solve for x
    x = 978,961,815,052.19/1,134,557.12
  6. Step 6: Final answer
    x = 862,858.11

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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.