Home / 1,375,412.70-2,063,119.05-1,076,814.30

Finding the Fourth Proportional to 1,375,412.70, 2,063,119.05 and 1,076,814.30

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Solution

The fourth proportional to 1,375,412.70, 2,063,119.05 and 1,076,814.30 is: 1,615,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,412.70 : 2,063,119.05 = 1,076,814.30 : x
  2. Step 2: Convert to fraction form
    1,375,412.70/2,063,119.05 = 1,076,814.30/x
  3. Step 3: Cross multiply
    1,375,412.70x = 2,063,119.05 × 1,076,814.30
  4. Step 4: Simplify right side
    1,375,412.70x = 2,221,596,095,642.42
  5. Step 5: Solve for x
    x = 2,221,596,095,642.42/1,375,412.70
  6. Step 6: Final answer
    x = 1,615,221.45

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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.