Home / 1,507,762.22-2,080,727.97-819,434.04

Finding the Fourth Proportional to 1,507,762.22, 2,080,727.97 and 819,434.04

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Solution

The fourth proportional to 1,507,762.22, 2,080,727.97 and 819,434.04 is: 1,130,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,762.22 : 2,080,727.97 = 819,434.04 : x
  2. Step 2: Convert to fraction form
    1,507,762.22/2,080,727.97 = 819,434.04/x
  3. Step 3: Cross multiply
    1,507,762.22x = 2,080,727.97 × 819,434.04
  4. Step 4: Simplify right side
    1,507,762.22x = 1,705,019,340,192.61
  5. Step 5: Solve for x
    x = 1,705,019,340,192.61/1,507,762.22
  6. Step 6: Final answer
    x = 1,130,827.74

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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.