Home / 1,565,178.24-2,159,941.15-867,503.54

Finding the Fourth Proportional to 1,565,178.24, 2,159,941.15 and 867,503.54

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Solution

The fourth proportional to 1,565,178.24, 2,159,941.15 and 867,503.54 is: 1,197,152.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,178.24 : 2,159,941.15 = 867,503.54 : x
  2. Step 2: Convert to fraction form
    1,565,178.24/2,159,941.15 = 867,503.54/x
  3. Step 3: Cross multiply
    1,565,178.24x = 2,159,941.15 × 867,503.54
  4. Step 4: Simplify right side
    1,565,178.24x = 1,873,756,580,848.21
  5. Step 5: Solve for x
    x = 1,873,756,580,848.21/1,565,178.24
  6. Step 6: Final answer
    x = 1,197,152.21

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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.