Home / 1,023,686.78-1,412,692.65-564,801.32

Finding the Fourth Proportional to 1,023,686.78, 1,412,692.65 and 564,801.32

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Solution

The fourth proportional to 1,023,686.78, 1,412,692.65 and 564,801.32 is: 779,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,686.78 : 1,412,692.65 = 564,801.32 : x
  2. Step 2: Convert to fraction form
    1,023,686.78/1,412,692.65 = 564,801.32/x
  3. Step 3: Cross multiply
    1,023,686.78x = 1,412,692.65 × 564,801.32
  4. Step 4: Simplify right side
    1,023,686.78x = 797,890,677,006.03
  5. Step 5: Solve for x
    x = 797,890,677,006.03/1,023,686.78
  6. Step 6: Final answer
    x = 779,428.53

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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.