Home / 1,120,941.81-1,546,933.88-637,576.61

Finding the Fourth Proportional to 1,120,941.81, 1,546,933.88 and 637,576.61

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Solution

The fourth proportional to 1,120,941.81, 1,546,933.88 and 637,576.61 is: 879,875.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,941.81 : 1,546,933.88 = 637,576.61 : x
  2. Step 2: Convert to fraction form
    1,120,941.81/1,546,933.88 = 637,576.61/x
  3. Step 3: Cross multiply
    1,120,941.81x = 1,546,933.88 × 637,576.61
  4. Step 4: Simplify right side
    1,120,941.81x = 986,288,852,963.82
  5. Step 5: Solve for x
    x = 986,288,852,963.82/1,120,941.81
  6. Step 6: Final answer
    x = 879,875.16

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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.