Home / 1,129,813.07-1,559,368.34-671,182.43

Finding the Fourth Proportional to 1,129,813.07, 1,559,368.34 and 671,182.43

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Solution

The fourth proportional to 1,129,813.07, 1,559,368.34 and 671,182.43 is: 926,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,813.07 : 1,559,368.34 = 671,182.43 : x
  2. Step 2: Convert to fraction form
    1,129,813.07/1,559,368.34 = 671,182.43/x
  3. Step 3: Cross multiply
    1,129,813.07x = 1,559,368.34 × 671,182.43
  4. Step 4: Simplify right side
    1,129,813.07x = 1,046,620,620,553.51
  5. Step 5: Solve for x
    x = 1,046,620,620,553.51/1,129,813.07
  6. Step 6: Final answer
    x = 926,366.19

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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.