Home / 1,406,160.05-1,940,491.19-761,565.48

Finding the Fourth Proportional to 1,406,160.05, 1,940,491.19 and 761,565.48

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Solution

The fourth proportional to 1,406,160.05, 1,940,491.19 and 761,565.48 is: 1,050,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,160.05 : 1,940,491.19 = 761,565.48 : x
  2. Step 2: Convert to fraction form
    1,406,160.05/1,940,491.19 = 761,565.48/x
  3. Step 3: Cross multiply
    1,406,160.05x = 1,940,491.19 × 761,565.48
  4. Step 4: Simplify right side
    1,406,160.05x = 1,477,811,100,740.29
  5. Step 5: Solve for x
    x = 1,477,811,100,740.29/1,406,160.05
  6. Step 6: Final answer
    x = 1,050,955.12

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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.