Home / 1,213,998.04-1,675,317.61-670,134.20

Finding the Fourth Proportional to 1,213,998.04, 1,675,317.61 and 670,134.20

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Solution

The fourth proportional to 1,213,998.04, 1,675,317.61 and 670,134.20 is: 924,785.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,998.04 : 1,675,317.61 = 670,134.20 : x
  2. Step 2: Convert to fraction form
    1,213,998.04/1,675,317.61 = 670,134.20/x
  3. Step 3: Cross multiply
    1,213,998.04x = 1,675,317.61 × 670,134.20
  4. Step 4: Simplify right side
    1,213,998.04x = 1,122,687,616,271.34
  5. Step 5: Solve for x
    x = 1,122,687,616,271.34/1,213,998.04
  6. Step 6: Final answer
    x = 924,785.36

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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.