Home / 1,368,990.40-2,051,692.20-657,603.04

Finding the Fourth Proportional to 1,368,990.40, 2,051,692.20 and 657,603.04

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Solution

The fourth proportional to 1,368,990.40, 2,051,692.20 and 657,603.04 is: 985,543.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,990.40 : 2,051,692.20 = 657,603.04 : x
  2. Step 2: Convert to fraction form
    1,368,990.40/2,051,692.20 = 657,603.04/x
  3. Step 3: Cross multiply
    1,368,990.40x = 2,051,692.20 × 657,603.04
  4. Step 4: Simplify right side
    1,368,990.40x = 1,349,199,027,864.29
  5. Step 5: Solve for x
    x = 1,349,199,027,864.29/1,368,990.40
  6. Step 6: Final answer
    x = 985,543.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.