Home / 1,406,032.27-1,940,314.19-761,437.51

Finding the Fourth Proportional to 1,406,032.27, 1,940,314.19 and 761,437.51

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Solution

The fourth proportional to 1,406,032.27, 1,940,314.19 and 761,437.51 is: 1,050,778.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,032.27 : 1,940,314.19 = 761,437.51 : x
  2. Step 2: Convert to fraction form
    1,406,032.27/1,940,314.19 = 761,437.51/x
  3. Step 3: Cross multiply
    1,406,032.27x = 1,940,314.19 × 761,437.51
  4. Step 4: Simplify right side
    1,406,032.27x = 1,477,428,001,644.08
  5. Step 5: Solve for x
    x = 1,477,428,001,644.08/1,406,032.27
  6. Step 6: Final answer
    x = 1,050,778.16

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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.