Home / 1,124,905.81-1,552,369.00-634,978.46

Finding the Fourth Proportional to 1,124,905.81, 1,552,369.00 and 634,978.46

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Solution

The fourth proportional to 1,124,905.81, 1,552,369.00 and 634,978.46 is: 876,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,905.81 : 1,552,369.00 = 634,978.46 : x
  2. Step 2: Convert to fraction form
    1,124,905.81/1,552,369.00 = 634,978.46/x
  3. Step 3: Cross multiply
    1,124,905.81x = 1,552,369.00 × 634,978.46
  4. Step 4: Simplify right side
    1,124,905.81x = 985,720,871,723.73
  5. Step 5: Solve for x
    x = 985,720,871,723.73/1,124,905.81
  6. Step 6: Final answer
    x = 876,269.70

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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.