Home / 971,656.02-1,340,191.17-842,363.37

Finding the Fourth Proportional to 971,656.02, 1,340,191.17 and 842,363.37

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Solution

The fourth proportional to 971,656.02, 1,340,191.17 and 842,363.37 is: 1,161,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,656.02 : 1,340,191.17 = 842,363.37 : x
  2. Step 2: Convert to fraction form
    971,656.02/1,340,191.17 = 842,363.37/x
  3. Step 3: Cross multiply
    971,656.02x = 1,340,191.17 × 842,363.37
  4. Step 4: Simplify right side
    971,656.02x = 1,128,927,950,405.44
  5. Step 5: Solve for x
    x = 1,128,927,950,405.44/971,656.02
  6. Step 6: Final answer
    x = 1,161,859.68

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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.