Home / 1,529,711.66-2,111,006.32-841,454.03

Finding the Fourth Proportional to 1,529,711.66, 2,111,006.32 and 841,454.03

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Solution

The fourth proportional to 1,529,711.66, 2,111,006.32 and 841,454.03 is: 1,161,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,711.66 : 2,111,006.32 = 841,454.03 : x
  2. Step 2: Convert to fraction form
    1,529,711.66/2,111,006.32 = 841,454.03/x
  3. Step 3: Cross multiply
    1,529,711.66x = 2,111,006.32 × 841,454.03
  4. Step 4: Simplify right side
    1,529,711.66x = 1,776,314,778,493.35
  5. Step 5: Solve for x
    x = 1,776,314,778,493.35/1,529,711.66
  6. Step 6: Final answer
    x = 1,161,208.89

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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.