Home / 1,406,067.40-1,940,363.26-761,472.84

Finding the Fourth Proportional to 1,406,067.40, 1,940,363.26 and 761,472.84

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Solution

The fourth proportional to 1,406,067.40, 1,940,363.26 and 761,472.84 is: 1,050,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,067.40 : 1,940,363.26 = 761,472.84 : x
  2. Step 2: Convert to fraction form
    1,406,067.40/1,940,363.26 = 761,472.84/x
  3. Step 3: Cross multiply
    1,406,067.40x = 1,940,363.26 × 761,472.84
  4. Step 4: Simplify right side
    1,406,067.40x = 1,477,533,922,223.86
  5. Step 5: Solve for x
    x = 1,477,533,922,223.86/1,406,067.40
  6. Step 6: Final answer
    x = 1,050,827.24

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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.