Home / 1,168,140-1,612,033.20-631,596

Finding the Fourth Proportional to 1,168,140, 1,612,033.20 and 631,596

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Solution

The fourth proportional to 1,168,140, 1,612,033.20 and 631,596 is: 871,602.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,140 : 1,612,033.20 = 631,596 : x
  2. Step 2: Convert to fraction form
    1,168,140/1,612,033.20 = 631,596/x
  3. Step 3: Cross multiply
    1,168,140x = 1,612,033.20 × 631,596
  4. Step 4: Simplify right side
    1,168,140x = 1,018,153,720,987.20
  5. Step 5: Solve for x
    x = 1,018,153,720,987.20/1,168,140
  6. Step 6: Final answer
    x = 871,602.48

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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.