Home / 1,248,833.30-1,723,421.31-705,019.34

Finding the Fourth Proportional to 1,248,833.30, 1,723,421.31 and 705,019.34

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Solution

The fourth proportional to 1,248,833.30, 1,723,421.31 and 705,019.34 is: 972,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,833.30 : 1,723,421.31 = 705,019.34 : x
  2. Step 2: Convert to fraction form
    1,248,833.30/1,723,421.31 = 705,019.34/x
  3. Step 3: Cross multiply
    1,248,833.30x = 1,723,421.31 × 705,019.34
  4. Step 4: Simplify right side
    1,248,833.30x = 1,215,045,356,182.87
  5. Step 5: Solve for x
    x = 1,215,045,356,182.87/1,248,833.30
  6. Step 6: Final answer
    x = 972,944.40

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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.