Home / 1,124,820.64-1,687,406.91-366,486.07

Finding the Fourth Proportional to 1,124,820.64, 1,687,406.91 and 366,486.07

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Solution

The fourth proportional to 1,124,820.64, 1,687,406.91 and 366,486.07 is: 549,786.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,820.64 : 1,687,406.91 = 366,486.07 : x
  2. Step 2: Convert to fraction form
    1,124,820.64/1,687,406.91 = 366,486.07/x
  3. Step 3: Cross multiply
    1,124,820.64x = 1,687,406.91 × 366,486.07
  4. Step 4: Simplify right side
    1,124,820.64x = 618,411,126,936.74
  5. Step 5: Solve for x
    x = 618,411,126,936.74/1,124,820.64
  6. Step 6: Final answer
    x = 549,786.43

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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.