Home / 1,855,944.65-2,784,127.26-1,665,233.35

Finding the Fourth Proportional to 1,855,944.65, 2,784,127.26 and 1,665,233.35

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Solution

The fourth proportional to 1,855,944.65, 2,784,127.26 and 1,665,233.35 is: 2,498,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,944.65 : 2,784,127.26 = 1,665,233.35 : x
  2. Step 2: Convert to fraction form
    1,855,944.65/2,784,127.26 = 1,665,233.35/x
  3. Step 3: Cross multiply
    1,855,944.65x = 2,784,127.26 × 1,665,233.35
  4. Step 4: Simplify right side
    1,855,944.65x = 4,636,221,563,996.12
  5. Step 5: Solve for x
    x = 4,636,221,563,996.12/1,855,944.65
  6. Step 6: Final answer
    x = 2,498,038.70

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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.