Home / 1,028,133.45-1,418,868.49-569,248.01

Finding the Fourth Proportional to 1,028,133.45, 1,418,868.49 and 569,248.01

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Solution

The fourth proportional to 1,028,133.45, 1,418,868.49 and 569,248.01 is: 785,586.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,133.45 : 1,418,868.49 = 569,248.01 : x
  2. Step 2: Convert to fraction form
    1,028,133.45/1,418,868.49 = 569,248.01/x
  3. Step 3: Cross multiply
    1,028,133.45x = 1,418,868.49 × 569,248.01
  4. Step 4: Simplify right side
    1,028,133.45x = 807,688,061,860.57
  5. Step 5: Solve for x
    x = 807,688,061,860.57/1,028,133.45
  6. Step 6: Final answer
    x = 785,586.80

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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.