Home / 1,020,692.31-1,408,544.29-561,797.06

Finding the Fourth Proportional to 1,020,692.31, 1,408,544.29 and 561,797.06

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Solution

The fourth proportional to 1,020,692.31, 1,408,544.29 and 561,797.06 is: 775,273.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,692.31 : 1,408,544.29 = 561,797.06 : x
  2. Step 2: Convert to fraction form
    1,020,692.31/1,408,544.29 = 561,797.06/x
  3. Step 3: Cross multiply
    1,020,692.31x = 1,408,544.29 × 561,797.06
  4. Step 4: Simplify right side
    1,020,692.31x = 791,316,041,001.79
  5. Step 5: Solve for x
    x = 791,316,041,001.79/1,020,692.31
  6. Step 6: Final answer
    x = 775,273.83

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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.