Home / 1,528,877.33-2,109,852.06-840,560.88

Finding the Fourth Proportional to 1,528,877.33, 2,109,852.06 and 840,560.88

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Solution

The fourth proportional to 1,528,877.33, 2,109,852.06 and 840,560.88 is: 1,159,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,877.33 : 2,109,852.06 = 840,560.88 : x
  2. Step 2: Convert to fraction form
    1,528,877.33/2,109,852.06 = 840,560.88/x
  3. Step 3: Cross multiply
    1,528,877.33x = 2,109,852.06 × 840,560.88
  4. Step 4: Simplify right side
    1,528,877.33x = 1,773,459,104,223.41
  5. Step 5: Solve for x
    x = 1,773,459,104,223.41/1,528,877.33
  6. Step 6: Final answer
    x = 1,159,974.76

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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.