Home / 1,147,461.12-1,583,460.48-631,212.48

Finding the Fourth Proportional to 1,147,461.12, 1,583,460.48 and 631,212.48

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Solution

The fourth proportional to 1,147,461.12, 1,583,460.48 and 631,212.48 is: 871,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,461.12 : 1,583,460.48 = 631,212.48 : x
  2. Step 2: Convert to fraction form
    1,147,461.12/1,583,460.48 = 631,212.48/x
  3. Step 3: Cross multiply
    1,147,461.12x = 1,583,460.48 × 631,212.48
  4. Step 4: Simplify right side
    1,147,461.12x = 999,500,016,562.79
  5. Step 5: Solve for x
    x = 999,500,016,562.79/1,147,461.12
  6. Step 6: Final answer
    x = 871,053.49

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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.