Home / 1,500,242.32-2,070,347.34-855,695.17

Finding the Fourth Proportional to 1,500,242.32, 2,070,347.34 and 855,695.17

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Solution

The fourth proportional to 1,500,242.32, 2,070,347.34 and 855,695.17 is: 1,180,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,242.32 : 2,070,347.34 = 855,695.17 : x
  2. Step 2: Convert to fraction form
    1,500,242.32/2,070,347.34 = 855,695.17/x
  3. Step 3: Cross multiply
    1,500,242.32x = 2,070,347.34 × 855,695.17
  4. Step 4: Simplify right side
    1,500,242.32x = 1,771,586,219,060.35
  5. Step 5: Solve for x
    x = 1,771,586,219,060.35/1,500,242.32
  6. Step 6: Final answer
    x = 1,180,866.71

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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.