Home / 1,623,653.61-2,240,586.84-898,531.89

Finding the Fourth Proportional to 1,623,653.61, 2,240,586.84 and 898,531.89

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Solution

The fourth proportional to 1,623,653.61, 2,240,586.84 and 898,531.89 is: 1,239,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,653.61 : 2,240,586.84 = 898,531.89 : x
  2. Step 2: Convert to fraction form
    1,623,653.61/2,240,586.84 = 898,531.89/x
  3. Step 3: Cross multiply
    1,623,653.61x = 2,240,586.84 × 898,531.89
  4. Step 4: Simplify right side
    1,623,653.61x = 2,013,238,728,054.33
  5. Step 5: Solve for x
    x = 2,013,238,728,054.33/1,623,653.61
  6. Step 6: Final answer
    x = 1,239,943.49

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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.