Home / 1,280,973.42-1,767,750.27-700,197.33

Finding the Fourth Proportional to 1,280,973.42, 1,767,750.27 and 700,197.33

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Solution

The fourth proportional to 1,280,973.42, 1,767,750.27 and 700,197.33 is: 966,276.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,973.42 : 1,767,750.27 = 700,197.33 : x
  2. Step 2: Convert to fraction form
    1,280,973.42/1,767,750.27 = 700,197.33/x
  3. Step 3: Cross multiply
    1,280,973.42x = 1,767,750.27 × 700,197.33
  4. Step 4: Simplify right side
    1,280,973.42x = 1,237,774,019,160.78
  5. Step 5: Solve for x
    x = 1,237,774,019,160.78/1,280,973.42
  6. Step 6: Final answer
    x = 966,276.11

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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.