Home / 1,208,249.10-1,667,375.01-692,117.10

Finding the Fourth Proportional to 1,208,249.10, 1,667,375.01 and 692,117.10

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Solution

The fourth proportional to 1,208,249.10, 1,667,375.01 and 692,117.10 is: 955,116.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,249.10 : 1,667,375.01 = 692,117.10 : x
  2. Step 2: Convert to fraction form
    1,208,249.10/1,667,375.01 = 692,117.10/x
  3. Step 3: Cross multiply
    1,208,249.10x = 1,667,375.01 × 692,117.10
  4. Step 4: Simplify right side
    1,208,249.10x = 1,154,018,756,533.67
  5. Step 5: Solve for x
    x = 1,154,018,756,533.67/1,208,249.10
  6. Step 6: Final answer
    x = 955,116.59

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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.