Home / 1,001,722.56-1,382,374.48-542,849.92

Finding the Fourth Proportional to 1,001,722.56, 1,382,374.48 and 542,849.92

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Solution

The fourth proportional to 1,001,722.56, 1,382,374.48 and 542,849.92 is: 749,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,722.56 : 1,382,374.48 = 542,849.92 : x
  2. Step 2: Convert to fraction form
    1,001,722.56/1,382,374.48 = 542,849.92/x
  3. Step 3: Cross multiply
    1,001,722.56x = 1,382,374.48 × 542,849.92
  4. Step 4: Simplify right side
    1,001,722.56x = 750,421,875,878.04
  5. Step 5: Solve for x
    x = 750,421,875,878.04/1,001,722.56
  6. Step 6: Final answer
    x = 749,131.45

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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.