Home / 1,183,276.80-1,773,878.40-709,459.20

Finding the Fourth Proportional to 1,183,276.80, 1,773,878.40 and 709,459.20

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Solution

The fourth proportional to 1,183,276.80, 1,773,878.40 and 709,459.20 is: 1,063,567.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,276.80 : 1,773,878.40 = 709,459.20 : x
  2. Step 2: Convert to fraction form
    1,183,276.80/1,773,878.40 = 709,459.20/x
  3. Step 3: Cross multiply
    1,183,276.80x = 1,773,878.40 × 709,459.20
  4. Step 4: Simplify right side
    1,183,276.80x = 1,258,494,350,561.28
  5. Step 5: Solve for x
    x = 1,258,494,350,561.28/1,183,276.80
  6. Step 6: Final answer
    x = 1,063,567.16

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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.