Home / 1,623,033.02-2,238,426.42-1,216,090.64

Finding the Fourth Proportional to 1,623,033.02, 2,238,426.42 and 1,216,090.64

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Solution

The fourth proportional to 1,623,033.02, 2,238,426.42 and 1,216,090.64 is: 1,677,186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,033.02 : 2,238,426.42 = 1,216,090.64 : x
  2. Step 2: Convert to fraction form
    1,623,033.02/2,238,426.42 = 1,216,090.64/x
  3. Step 3: Cross multiply
    1,623,033.02x = 2,238,426.42 × 1,216,090.64
  4. Step 4: Simplify right side
    1,623,033.02x = 2,722,129,417,690.71
  5. Step 5: Solve for x
    x = 2,722,129,417,690.71/1,623,033.02
  6. Step 6: Final answer
    x = 1,677,186.71

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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.