Home / 1,628,646.48-2,443,137.12-563,686.80

Finding the Fourth Proportional to 1,628,646.48, 2,443,137.12 and 563,686.80

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Solution

The fourth proportional to 1,628,646.48, 2,443,137.12 and 563,686.80 is: 845,588.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,646.48 : 2,443,137.12 = 563,686.80 : x
  2. Step 2: Convert to fraction form
    1,628,646.48/2,443,137.12 = 563,686.80/x
  3. Step 3: Cross multiply
    1,628,646.48x = 2,443,137.12 × 563,686.80
  4. Step 4: Simplify right side
    1,628,646.48x = 1,377,164,145,134.02
  5. Step 5: Solve for x
    x = 1,377,164,145,134.02/1,628,646.48
  6. Step 6: Final answer
    x = 845,588.14

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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.