Home / 1,180,875.60-1,771,313.40-681,656.40

Finding the Fourth Proportional to 1,180,875.60, 1,771,313.40 and 681,656.40

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Solution

The fourth proportional to 1,180,875.60, 1,771,313.40 and 681,656.40 is: 1,022,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,875.60 : 1,771,313.40 = 681,656.40 : x
  2. Step 2: Convert to fraction form
    1,180,875.60/1,771,313.40 = 681,656.40/x
  3. Step 3: Cross multiply
    1,180,875.60x = 1,771,313.40 × 681,656.40
  4. Step 4: Simplify right side
    1,180,875.60x = 1,207,427,115,515.76
  5. Step 5: Solve for x
    x = 1,207,427,115,515.76/1,180,875.60
  6. Step 6: Final answer
    x = 1,022,484.60

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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.