Home / 1,124,905.41-1,552,368.46-634,978.05

Finding the Fourth Proportional to 1,124,905.41, 1,552,368.46 and 634,978.05

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Solution

The fourth proportional to 1,124,905.41, 1,552,368.46 and 634,978.05 is: 876,269.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,905.41 : 1,552,368.46 = 634,978.05 : x
  2. Step 2: Convert to fraction form
    1,124,905.41/1,552,368.46 = 634,978.05/x
  3. Step 3: Cross multiply
    1,124,905.41x = 1,552,368.46 × 634,978.05
  4. Step 4: Simplify right side
    1,124,905.41x = 985,719,897,612.30
  5. Step 5: Solve for x
    x = 985,719,897,612.30/1,124,905.41
  6. Step 6: Final answer
    x = 876,269.14

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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.