Home / 1,191,673.42-1,644,520.02-647,810.26

Finding the Fourth Proportional to 1,191,673.42, 1,644,520.02 and 647,810.26

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Solution

The fourth proportional to 1,191,673.42, 1,644,520.02 and 647,810.26 is: 893,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,673.42 : 1,644,520.02 = 647,810.26 : x
  2. Step 2: Convert to fraction form
    1,191,673.42/1,644,520.02 = 647,810.26/x
  3. Step 3: Cross multiply
    1,191,673.42x = 1,644,520.02 × 647,810.26
  4. Step 4: Simplify right side
    1,191,673.42x = 1,065,336,941,731.41
  5. Step 5: Solve for x
    x = 1,065,336,941,731.41/1,191,673.42
  6. Step 6: Final answer
    x = 893,983.98

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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.