Home / 1,607,687.73-2,218,551.68-909,953.58

Finding the Fourth Proportional to 1,607,687.73, 2,218,551.68 and 909,953.58

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Solution

The fourth proportional to 1,607,687.73, 2,218,551.68 and 909,953.58 is: 1,255,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,687.73 : 2,218,551.68 = 909,953.58 : x
  2. Step 2: Convert to fraction form
    1,607,687.73/2,218,551.68 = 909,953.58/x
  3. Step 3: Cross multiply
    1,607,687.73x = 2,218,551.68 × 909,953.58
  4. Step 4: Simplify right side
    1,607,687.73x = 2,018,779,039,081.25
  5. Step 5: Solve for x
    x = 2,018,779,039,081.25/1,607,687.73
  6. Step 6: Final answer
    x = 1,255,703.46

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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.