Home / 1,486,934.72-2,051,903.04-842,341.76

Finding the Fourth Proportional to 1,486,934.72, 2,051,903.04 and 842,341.76

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Solution

The fourth proportional to 1,486,934.72, 2,051,903.04 and 842,341.76 is: 1,162,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,934.72 : 2,051,903.04 = 842,341.76 : x
  2. Step 2: Convert to fraction form
    1,486,934.72/2,051,903.04 = 842,341.76/x
  3. Step 3: Cross multiply
    1,486,934.72x = 2,051,903.04 × 842,341.76
  4. Step 4: Simplify right side
    1,486,934.72x = 1,728,403,618,062.95
  5. Step 5: Solve for x
    x = 1,728,403,618,062.95/1,486,934.72
  6. Step 6: Final answer
    x = 1,162,393.75

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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.