Home / 1,104,277.60-1,656,416.40-978,306.40

Finding the Fourth Proportional to 1,104,277.60, 1,656,416.40 and 978,306.40

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Solution

The fourth proportional to 1,104,277.60, 1,656,416.40 and 978,306.40 is: 1,467,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,277.60 : 1,656,416.40 = 978,306.40 : x
  2. Step 2: Convert to fraction form
    1,104,277.60/1,656,416.40 = 978,306.40/x
  3. Step 3: Cross multiply
    1,104,277.60x = 1,656,416.40 × 978,306.40
  4. Step 4: Simplify right side
    1,104,277.60x = 1,620,482,765,184.96
  5. Step 5: Solve for x
    x = 1,620,482,765,184.96/1,104,277.60
  6. Step 6: Final answer
    x = 1,467,459.60

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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.