Home / 1,652,918.60-2,480,835.90-978,156.20

Finding the Fourth Proportional to 1,652,918.60, 2,480,835.90 and 978,156.20

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Solution

The fourth proportional to 1,652,918.60, 2,480,835.90 and 978,156.20 is: 1,468,097.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,918.60 : 2,480,835.90 = 978,156.20 : x
  2. Step 2: Convert to fraction form
    1,652,918.60/2,480,835.90 = 978,156.20/x
  3. Step 3: Cross multiply
    1,652,918.60x = 2,480,835.90 × 978,156.20
  4. Step 4: Simplify right side
    1,652,918.60x = 2,426,645,016,767.58
  5. Step 5: Solve for x
    x = 2,426,645,016,767.58/1,652,918.60
  6. Step 6: Final answer
    x = 1,468,097.11

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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.