Home / 1,118,410.96-1,543,424.88-634,966.24

Finding the Fourth Proportional to 1,118,410.96, 1,543,424.88 and 634,966.24

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Solution

The fourth proportional to 1,118,410.96, 1,543,424.88 and 634,966.24 is: 876,263.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,410.96 : 1,543,424.88 = 634,966.24 : x
  2. Step 2: Convert to fraction form
    1,118,410.96/1,543,424.88 = 634,966.24/x
  3. Step 3: Cross multiply
    1,118,410.96x = 1,543,424.88 × 634,966.24
  4. Step 4: Simplify right side
    1,118,410.96x = 980,022,692,776.05
  5. Step 5: Solve for x
    x = 980,022,692,776.05/1,118,410.96
  6. Step 6: Final answer
    x = 876,263.49

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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.