Home / 1,361,459.48-1,878,798.60-749,599.76

Finding the Fourth Proportional to 1,361,459.48, 1,878,798.60 and 749,599.76

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Solution

The fourth proportional to 1,361,459.48, 1,878,798.60 and 749,599.76 is: 1,034,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,459.48 : 1,878,798.60 = 749,599.76 : x
  2. Step 2: Convert to fraction form
    1,361,459.48/1,878,798.60 = 749,599.76/x
  3. Step 3: Cross multiply
    1,361,459.48x = 1,878,798.60 × 749,599.76
  4. Step 4: Simplify right side
    1,361,459.48x = 1,408,346,984,345.33
  5. Step 5: Solve for x
    x = 1,408,346,984,345.33/1,361,459.48
  6. Step 6: Final answer
    x = 1,034,439.15

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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.