Home / 1,623,692.38-2,240,699.84-898,590.10

Finding the Fourth Proportional to 1,623,692.38, 2,240,699.84 and 898,590.10

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Solution

The fourth proportional to 1,623,692.38, 2,240,699.84 and 898,590.10 is: 1,240,056.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,692.38 : 2,240,699.84 = 898,590.10 : x
  2. Step 2: Convert to fraction form
    1,623,692.38/2,240,699.84 = 898,590.10/x
  3. Step 3: Cross multiply
    1,623,692.38x = 2,240,699.84 × 898,590.10
  4. Step 4: Simplify right side
    1,623,692.38x = 2,013,470,689,940.31
  5. Step 5: Solve for x
    x = 2,013,470,689,940.31/1,623,692.38
  6. Step 6: Final answer
    x = 1,240,056.75

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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.