Home / 1,412,599.05-2,119,390.65-614,453.40

Finding the Fourth Proportional to 1,412,599.05, 2,119,390.65 and 614,453.40

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Solution

The fourth proportional to 1,412,599.05, 2,119,390.65 and 614,453.40 is: 921,894.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,599.05 : 2,119,390.65 = 614,453.40 : x
  2. Step 2: Convert to fraction form
    1,412,599.05/2,119,390.65 = 614,453.40/x
  3. Step 3: Cross multiply
    1,412,599.05x = 2,119,390.65 × 614,453.40
  4. Step 4: Simplify right side
    1,412,599.05x = 1,302,266,790,820.71
  5. Step 5: Solve for x
    x = 1,302,266,790,820.71/1,412,599.05
  6. Step 6: Final answer
    x = 921,894.14

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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.