Home / 1,459,998.90-2,014,599.42-815,336.91

Finding the Fourth Proportional to 1,459,998.90, 2,014,599.42 and 815,336.91

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Solution

The fourth proportional to 1,459,998.90, 2,014,599.42 and 815,336.91 is: 1,125,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,998.90 : 2,014,599.42 = 815,336.91 : x
  2. Step 2: Convert to fraction form
    1,459,998.90/2,014,599.42 = 815,336.91/x
  3. Step 3: Cross multiply
    1,459,998.90x = 2,014,599.42 × 815,336.91
  4. Step 4: Simplify right side
    1,459,998.90x = 1,642,577,265,990.59
  5. Step 5: Solve for x
    x = 1,642,577,265,990.59/1,459,998.90
  6. Step 6: Final answer
    x = 1,125,053.77

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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.