Home / 1,539,707.63-2,124,752.38-851,367.47

Finding the Fourth Proportional to 1,539,707.63, 2,124,752.38 and 851,367.47

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Solution

The fourth proportional to 1,539,707.63, 2,124,752.38 and 851,367.47 is: 1,174,862.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,707.63 : 2,124,752.38 = 851,367.47 : x
  2. Step 2: Convert to fraction form
    1,539,707.63/2,124,752.38 = 851,367.47/x
  3. Step 3: Cross multiply
    1,539,707.63x = 2,124,752.38 × 851,367.47
  4. Step 4: Simplify right side
    1,539,707.63x = 1,808,945,045,384.90
  5. Step 5: Solve for x
    x = 1,808,945,045,384.90/1,539,707.63
  6. Step 6: Final answer
    x = 1,174,862.69

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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.