Home / 1,423,384.40-2,135,078.02-581,936.16

Finding the Fourth Proportional to 1,423,384.40, 2,135,078.02 and 581,936.16

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Solution

The fourth proportional to 1,423,384.40, 2,135,078.02 and 581,936.16 is: 872,904.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,384.40 : 2,135,078.02 = 581,936.16 : x
  2. Step 2: Convert to fraction form
    1,423,384.40/2,135,078.02 = 581,936.16/x
  3. Step 3: Cross multiply
    1,423,384.40x = 2,135,078.02 × 581,936.16
  4. Step 4: Simplify right side
    1,423,384.40x = 1,242,479,104,259.20
  5. Step 5: Solve for x
    x = 1,242,479,104,259.20/1,423,384.40
  6. Step 6: Final answer
    x = 872,904.82

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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.