Home / 1,759,617.81-2,639,472.53-561,538.53

Finding the Fourth Proportional to 1,759,617.81, 2,639,472.53 and 561,538.53

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Solution

The fourth proportional to 1,759,617.81, 2,639,472.53 and 561,538.53 is: 842,322.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,617.81 : 2,639,472.53 = 561,538.53 : x
  2. Step 2: Convert to fraction form
    1,759,617.81/2,639,472.53 = 561,538.53/x
  3. Step 3: Cross multiply
    1,759,617.81x = 2,639,472.53 × 561,538.53
  4. Step 4: Simplify right side
    1,759,617.81x = 1,482,165,521,663.89
  5. Step 5: Solve for x
    x = 1,482,165,521,663.89/1,759,617.81
  6. Step 6: Final answer
    x = 842,322.41

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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.