Home / 1,224,033.96-1,689,322.20-740,603.08

Finding the Fourth Proportional to 1,224,033.96, 1,689,322.20 and 740,603.08

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Solution

The fourth proportional to 1,224,033.96, 1,689,322.20 and 740,603.08 is: 1,022,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,033.96 : 1,689,322.20 = 740,603.08 : x
  2. Step 2: Convert to fraction form
    1,224,033.96/1,689,322.20 = 740,603.08/x
  3. Step 3: Cross multiply
    1,224,033.96x = 1,689,322.20 × 740,603.08
  4. Step 4: Simplify right side
    1,224,033.96x = 1,251,117,224,432.38
  5. Step 5: Solve for x
    x = 1,251,117,224,432.38/1,224,033.96
  6. Step 6: Final answer
    x = 1,022,126.24

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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.