Home / 1,249,932.42-1,871,696.16-865,148.22

Finding the Fourth Proportional to 1,249,932.42, 1,871,696.16 and 865,148.22

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Solution

The fourth proportional to 1,249,932.42, 1,871,696.16 and 865,148.22 is: 1,295,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,932.42 : 1,871,696.16 = 865,148.22 : x
  2. Step 2: Convert to fraction form
    1,249,932.42/1,871,696.16 = 865,148.22/x
  3. Step 3: Cross multiply
    1,249,932.42x = 1,871,696.16 × 865,148.22
  4. Step 4: Simplify right side
    1,249,932.42x = 1,619,294,601,204.84
  5. Step 5: Solve for x
    x = 1,619,294,601,204.84/1,249,932.42
  6. Step 6: Final answer
    x = 1,295,505.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.