Home / 1,406,063.40-1,940,357.74-761,468.84

Finding the Fourth Proportional to 1,406,063.40, 1,940,357.74 and 761,468.84

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Solution

The fourth proportional to 1,406,063.40, 1,940,357.74 and 761,468.84 is: 1,050,821.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,063.40 : 1,940,357.74 = 761,468.84 : x
  2. Step 2: Convert to fraction form
    1,406,063.40/1,940,357.74 = 761,468.84/x
  3. Step 3: Cross multiply
    1,406,063.40x = 1,940,357.74 × 761,468.84
  4. Step 4: Simplify right side
    1,406,063.40x = 1,477,521,957,462.82
  5. Step 5: Solve for x
    x = 1,477,521,957,462.82/1,406,063.40
  6. Step 6: Final answer
    x = 1,050,821.72

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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.