Home / 1,147,331.82-1,583,347.79-631,099.02

Finding the Fourth Proportional to 1,147,331.82, 1,583,347.79 and 631,099.02

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Solution

The fourth proportional to 1,147,331.82, 1,583,347.79 and 631,099.02 is: 870,933.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,331.82 : 1,583,347.79 = 631,099.02 : x
  2. Step 2: Convert to fraction form
    1,147,331.82/1,583,347.79 = 631,099.02/x
  3. Step 3: Cross multiply
    1,147,331.82x = 1,583,347.79 × 631,099.02
  4. Step 4: Simplify right side
    1,147,331.82x = 999,249,235,432.67
  5. Step 5: Solve for x
    x = 999,249,235,432.67/1,147,331.82
  6. Step 6: Final answer
    x = 870,933.08

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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.