Home / 1,214,518.24-1,676,024.26-670,642.30

Finding the Fourth Proportional to 1,214,518.24, 1,676,024.26 and 670,642.30

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Solution

The fourth proportional to 1,214,518.24, 1,676,024.26 and 670,642.30 is: 925,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,518.24 : 1,676,024.26 = 670,642.30 : x
  2. Step 2: Convert to fraction form
    1,214,518.24/1,676,024.26 = 670,642.30/x
  3. Step 3: Cross multiply
    1,214,518.24x = 1,676,024.26 × 670,642.30
  4. Step 4: Simplify right side
    1,214,518.24x = 1,124,012,764,582.20
  5. Step 5: Solve for x
    x = 1,124,012,764,582.20/1,214,518.24
  6. Step 6: Final answer
    x = 925,480.35

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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.