Home / 1,758,215-2,426,336.70-953,399

Finding the Fourth Proportional to 1,758,215, 2,426,336.70 and 953,399

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Solution

The fourth proportional to 1,758,215, 2,426,336.70 and 953,399 is: 1,315,690.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,215 : 2,426,336.70 = 953,399 : x
  2. Step 2: Convert to fraction form
    1,758,215/2,426,336.70 = 953,399/x
  3. Step 3: Cross multiply
    1,758,215x = 2,426,336.70 × 953,399
  4. Step 4: Simplify right side
    1,758,215x = 2,313,266,983,443.30
  5. Step 5: Solve for x
    x = 2,313,266,983,443.30/1,758,215
  6. Step 6: Final answer
    x = 1,315,690.62

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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.