Home / 1,854,242.40-2,780,672.40-732,079.20

Finding the Fourth Proportional to 1,854,242.40, 2,780,672.40 and 732,079.20

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Solution

The fourth proportional to 1,854,242.40, 2,780,672.40 and 732,079.20 is: 1,097,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,242.40 : 2,780,672.40 = 732,079.20 : x
  2. Step 2: Convert to fraction form
    1,854,242.40/2,780,672.40 = 732,079.20/x
  3. Step 3: Cross multiply
    1,854,242.40x = 2,780,672.40 × 732,079.20
  4. Step 4: Simplify right side
    1,854,242.40x = 2,035,672,426,054.08
  5. Step 5: Solve for x
    x = 2,035,672,426,054.08/1,854,242.40
  6. Step 6: Final answer
    x = 1,097,845.91

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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.