Home / 1,553,004.68-2,143,142.08-873,941.18

Finding the Fourth Proportional to 1,553,004.68, 2,143,142.08 and 873,941.18

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Solution

The fourth proportional to 1,553,004.68, 2,143,142.08 and 873,941.18 is: 1,206,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,004.68 : 2,143,142.08 = 873,941.18 : x
  2. Step 2: Convert to fraction form
    1,553,004.68/2,143,142.08 = 873,941.18/x
  3. Step 3: Cross multiply
    1,553,004.68x = 2,143,142.08 × 873,941.18
  4. Step 4: Simplify right side
    1,553,004.68x = 1,872,980,105,402.29
  5. Step 5: Solve for x
    x = 1,872,980,105,402.29/1,553,004.68
  6. Step 6: Final answer
    x = 1,206,036.36

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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.