Home / 1,602,506.43-2,211,484.68-877,341.78

Finding the Fourth Proportional to 1,602,506.43, 2,211,484.68 and 877,341.78

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Solution

The fourth proportional to 1,602,506.43, 2,211,484.68 and 877,341.78 is: 1,210,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,506.43 : 2,211,484.68 = 877,341.78 : x
  2. Step 2: Convert to fraction form
    1,602,506.43/2,211,484.68 = 877,341.78/x
  3. Step 3: Cross multiply
    1,602,506.43x = 2,211,484.68 × 877,341.78
  4. Step 4: Simplify right side
    1,602,506.43x = 1,940,227,905,593.93
  5. Step 5: Solve for x
    x = 1,940,227,905,593.93/1,602,506.43
  6. Step 6: Final answer
    x = 1,210,745.79

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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.