Home / 1,501,144.09-2,251,378.44-690,751.01

Finding the Fourth Proportional to 1,501,144.09, 2,251,378.44 and 690,751.01

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Solution

The fourth proportional to 1,501,144.09, 2,251,378.44 and 690,751.01 is: 1,035,971.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,144.09 : 2,251,378.44 = 690,751.01 : x
  2. Step 2: Convert to fraction form
    1,501,144.09/2,251,378.44 = 690,751.01/x
  3. Step 3: Cross multiply
    1,501,144.09x = 2,251,378.44 × 690,751.01
  4. Step 4: Simplify right side
    1,501,144.09x = 1,555,141,927,868.47
  5. Step 5: Solve for x
    x = 1,555,141,927,868.47/1,501,144.09
  6. Step 6: Final answer
    x = 1,035,971.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.