Home / 1,416,712.76-1,955,006.58-772,119.08

Finding the Fourth Proportional to 1,416,712.76, 1,955,006.58 and 772,119.08

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Solution

The fourth proportional to 1,416,712.76, 1,955,006.58 and 772,119.08 is: 1,065,493.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,712.76 : 1,955,006.58 = 772,119.08 : x
  2. Step 2: Convert to fraction form
    1,416,712.76/1,955,006.58 = 772,119.08/x
  3. Step 3: Cross multiply
    1,416,712.76x = 1,955,006.58 × 772,119.08
  4. Step 4: Simplify right side
    1,416,712.76x = 1,509,497,881,943.55
  5. Step 5: Solve for x
    x = 1,509,497,881,943.55/1,416,712.76
  6. Step 6: Final answer
    x = 1,065,493.25

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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.