Home / 1,069,345.11-1,603,678.53-349,524.03

Finding the Fourth Proportional to 1,069,345.11, 1,603,678.53 and 349,524.03

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Solution

The fourth proportional to 1,069,345.11, 1,603,678.53 and 349,524.03 is: 524,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,345.11 : 1,603,678.53 = 349,524.03 : x
  2. Step 2: Convert to fraction form
    1,069,345.11/1,603,678.53 = 349,524.03/x
  3. Step 3: Cross multiply
    1,069,345.11x = 1,603,678.53 × 349,524.03
  4. Step 4: Simplify right side
    1,069,345.11x = 560,524,182,630.08
  5. Step 5: Solve for x
    x = 560,524,182,630.08/1,069,345.11
  6. Step 6: Final answer
    x = 524,175.20

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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.