Home / 1,275,108.85-1,759,587.04-702,041.95

Finding the Fourth Proportional to 1,275,108.85, 1,759,587.04 and 702,041.95

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Solution

The fourth proportional to 1,275,108.85, 1,759,587.04 and 702,041.95 is: 968,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,108.85 : 1,759,587.04 = 702,041.95 : x
  2. Step 2: Convert to fraction form
    1,275,108.85/1,759,587.04 = 702,041.95/x
  3. Step 3: Cross multiply
    1,275,108.85x = 1,759,587.04 × 702,041.95
  4. Step 4: Simplify right side
    1,275,108.85x = 1,235,303,916,756.33
  5. Step 5: Solve for x
    x = 1,235,303,916,756.33/1,275,108.85
  6. Step 6: Final answer
    x = 968,783.11

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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.