Home / 1,514,250.52-2,089,661.70-869,712.46

Finding the Fourth Proportional to 1,514,250.52, 2,089,661.70 and 869,712.46

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Solution

The fourth proportional to 1,514,250.52, 2,089,661.70 and 869,712.46 is: 1,200,200.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,250.52 : 2,089,661.70 = 869,712.46 : x
  2. Step 2: Convert to fraction form
    1,514,250.52/2,089,661.70 = 869,712.46/x
  3. Step 3: Cross multiply
    1,514,250.52x = 2,089,661.70 × 869,712.46
  4. Step 4: Simplify right side
    1,514,250.52x = 1,817,404,817,674.78
  5. Step 5: Solve for x
    x = 1,817,404,817,674.78/1,514,250.52
  6. Step 6: Final answer
    x = 1,200,200.89

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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.