Home / 1,118,371.53-1,676,350.58-549,090.57

Finding the Fourth Proportional to 1,118,371.53, 1,676,350.58 and 549,090.57

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Solution

The fourth proportional to 1,118,371.53, 1,676,350.58 and 549,090.57 is: 823,043.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,371.53 : 1,676,350.58 = 549,090.57 : x
  2. Step 2: Convert to fraction form
    1,118,371.53/1,676,350.58 = 549,090.57/x
  3. Step 3: Cross multiply
    1,118,371.53x = 1,676,350.58 × 549,090.57
  4. Step 4: Simplify right side
    1,118,371.53x = 920,468,292,746.58
  5. Step 5: Solve for x
    x = 920,468,292,746.58/1,118,371.53
  6. Step 6: Final answer
    x = 823,043.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.