Home / 1,534,767.25-2,118,128.46-1,146,909.18

Finding the Fourth Proportional to 1,534,767.25, 2,118,128.46 and 1,146,909.18

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Solution

The fourth proportional to 1,534,767.25, 2,118,128.46 and 1,146,909.18 is: 1,582,846.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,767.25 : 2,118,128.46 = 1,146,909.18 : x
  2. Step 2: Convert to fraction form
    1,534,767.25/2,118,128.46 = 1,146,909.18/x
  3. Step 3: Cross multiply
    1,534,767.25x = 2,118,128.46 × 1,146,909.18
  4. Step 4: Simplify right side
    1,534,767.25x = 2,429,300,975,193.26
  5. Step 5: Solve for x
    x = 2,429,300,975,193.26/1,534,767.25
  6. Step 6: Final answer
    x = 1,582,846.50

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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.