Home / 1,416,461.20-1,954,716.52-771,881.20

Finding the Fourth Proportional to 1,416,461.20, 1,954,716.52 and 771,881.20

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Solution

The fourth proportional to 1,416,461.20, 1,954,716.52 and 771,881.20 is: 1,065,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,461.20 : 1,954,716.52 = 771,881.20 : x
  2. Step 2: Convert to fraction form
    1,416,461.20/1,954,716.52 = 771,881.20/x
  3. Step 3: Cross multiply
    1,416,461.20x = 1,954,716.52 × 771,881.20
  4. Step 4: Simplify right side
    1,416,461.20x = 1,508,808,933,117.42
  5. Step 5: Solve for x
    x = 1,508,808,933,117.42/1,416,461.20
  6. Step 6: Final answer
    x = 1,065,196.09

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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.