Home / 1,347,643.91-1,859,911.68-767,008.22

Finding the Fourth Proportional to 1,347,643.91, 1,859,911.68 and 767,008.22

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Solution

The fourth proportional to 1,347,643.91, 1,859,911.68 and 767,008.22 is: 1,058,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,643.91 : 1,859,911.68 = 767,008.22 : x
  2. Step 2: Convert to fraction form
    1,347,643.91/1,859,911.68 = 767,008.22/x
  3. Step 3: Cross multiply
    1,347,643.91x = 1,859,911.68 × 767,008.22
  4. Step 4: Simplify right side
    1,347,643.91x = 1,426,567,544,709.12
  5. Step 5: Solve for x
    x = 1,426,567,544,709.12/1,347,643.91
  6. Step 6: Final answer
    x = 1,058,564.16

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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.