Home / 1,361,526.06-1,878,890.13-749,666.10

Finding the Fourth Proportional to 1,361,526.06, 1,878,890.13 and 749,666.10

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Solution

The fourth proportional to 1,361,526.06, 1,878,890.13 and 749,666.10 is: 1,034,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,526.06 : 1,878,890.13 = 749,666.10 : x
  2. Step 2: Convert to fraction form
    1,361,526.06/1,878,890.13 = 749,666.10/x
  3. Step 3: Cross multiply
    1,361,526.06x = 1,878,890.13 × 749,666.10
  4. Step 4: Simplify right side
    1,361,526.06x = 1,408,540,236,085.59
  5. Step 5: Solve for x
    x = 1,408,540,236,085.59/1,361,526.06
  6. Step 6: Final answer
    x = 1,034,530.50

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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.