Home / 1,500,718.93-2,250,741.47-690,325.03

Finding the Fourth Proportional to 1,500,718.93, 2,250,741.47 and 690,325.03

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Solution

The fourth proportional to 1,500,718.93, 2,250,741.47 and 690,325.03 is: 1,035,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,718.93 : 2,250,741.47 = 690,325.03 : x
  2. Step 2: Convert to fraction form
    1,500,718.93/2,250,741.47 = 690,325.03/x
  3. Step 3: Cross multiply
    1,500,718.93x = 2,250,741.47 × 690,325.03
  4. Step 4: Simplify right side
    1,500,718.93x = 1,553,743,172,161.80
  5. Step 5: Solve for x
    x = 1,553,743,172,161.80/1,500,718.93
  6. Step 6: Final answer
    x = 1,035,332.56

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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.