Home / 1,687,763.55-2,329,094.73-923,808

Finding the Fourth Proportional to 1,687,763.55, 2,329,094.73 and 923,808

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Solution

The fourth proportional to 1,687,763.55, 2,329,094.73 and 923,808 is: 1,274,844.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,763.55 : 2,329,094.73 = 923,808 : x
  2. Step 2: Convert to fraction form
    1,687,763.55/2,329,094.73 = 923,808/x
  3. Step 3: Cross multiply
    1,687,763.55x = 2,329,094.73 × 923,808
  4. Step 4: Simplify right side
    1,687,763.55x = 2,151,636,344,331.84
  5. Step 5: Solve for x
    x = 2,151,636,344,331.84/1,687,763.55
  6. Step 6: Final answer
    x = 1,274,844.66

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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.