Home / 1,022,701.76-1,411,376.76-569,996

Finding the Fourth Proportional to 1,022,701.76, 1,411,376.76 and 569,996

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Solution

The fourth proportional to 1,022,701.76, 1,411,376.76 and 569,996 is: 786,621.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,701.76 : 1,411,376.76 = 569,996 : x
  2. Step 2: Convert to fraction form
    1,022,701.76/1,411,376.76 = 569,996/x
  3. Step 3: Cross multiply
    1,022,701.76x = 1,411,376.76 × 569,996
  4. Step 4: Simplify right side
    1,022,701.76x = 804,479,107,692.96
  5. Step 5: Solve for x
    x = 804,479,107,692.96/1,022,701.76
  6. Step 6: Final answer
    x = 786,621.42

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Double scale
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1.5x scale

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.