Home / 1,348,272.96-1,860,605.28-744,648

Finding the Fourth Proportional to 1,348,272.96, 1,860,605.28 and 744,648

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Solution

The fourth proportional to 1,348,272.96, 1,860,605.28 and 744,648 is: 1,027,607.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,272.96 : 1,860,605.28 = 744,648 : x
  2. Step 2: Convert to fraction form
    1,348,272.96/1,860,605.28 = 744,648/x
  3. Step 3: Cross multiply
    1,348,272.96x = 1,860,605.28 × 744,648
  4. Step 4: Simplify right side
    1,348,272.96x = 1,385,496,000,541.44
  5. Step 5: Solve for x
    x = 1,385,496,000,541.44/1,348,272.96
  6. Step 6: Final answer
    x = 1,027,607.94

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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.