Home / 1,644,903.80-2,467,355.70-1,581,918.20

Finding the Fourth Proportional to 1,644,903.80, 2,467,355.70 and 1,581,918.20

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Solution

The fourth proportional to 1,644,903.80, 2,467,355.70 and 1,581,918.20 is: 2,372,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,903.80 : 2,467,355.70 = 1,581,918.20 : x
  2. Step 2: Convert to fraction form
    1,644,903.80/2,467,355.70 = 1,581,918.20/x
  3. Step 3: Cross multiply
    1,644,903.80x = 2,467,355.70 × 1,581,918.20
  4. Step 4: Simplify right side
    1,644,903.80x = 3,903,154,887,703.74
  5. Step 5: Solve for x
    x = 3,903,154,887,703.74/1,644,903.80
  6. Step 6: Final answer
    x = 2,372,877.30

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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.