Home / 1,893,125.81-2,839,688.72-563,429.81

Finding the Fourth Proportional to 1,893,125.81, 2,839,688.72 and 563,429.81

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Solution

The fourth proportional to 1,893,125.81, 2,839,688.72 and 563,429.81 is: 845,144.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893,125.81 : 2,839,688.72 = 563,429.81 : x
  2. Step 2: Convert to fraction form
    1,893,125.81/2,839,688.72 = 563,429.81/x
  3. Step 3: Cross multiply
    1,893,125.81x = 2,839,688.72 × 563,429.81
  4. Step 4: Simplify right side
    1,893,125.81x = 1,599,965,282,363.68
  5. Step 5: Solve for x
    x = 1,599,965,282,363.68/1,893,125.81
  6. Step 6: Final answer
    x = 845,144.72

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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.