Home / 1,133,718-1,564,530.84-624,420.38

Finding the Fourth Proportional to 1,133,718, 1,564,530.84 and 624,420.38

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Solution

The fourth proportional to 1,133,718, 1,564,530.84 and 624,420.38 is: 861,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,718 : 1,564,530.84 = 624,420.38 : x
  2. Step 2: Convert to fraction form
    1,133,718/1,564,530.84 = 624,420.38/x
  3. Step 3: Cross multiply
    1,133,718x = 1,564,530.84 × 624,420.38
  4. Step 4: Simplify right side
    1,133,718x = 976,924,941,634.52
  5. Step 5: Solve for x
    x = 976,924,941,634.52/1,133,718
  6. Step 6: Final answer
    x = 861,700.12

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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.