Home / 1,625,887.20-2,243,592.60-900,765.48

Finding the Fourth Proportional to 1,625,887.20, 2,243,592.60 and 900,765.48

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Solution

The fourth proportional to 1,625,887.20, 2,243,592.60 and 900,765.48 is: 1,242,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,887.20 : 2,243,592.60 = 900,765.48 : x
  2. Step 2: Convert to fraction form
    1,625,887.20/2,243,592.60 = 900,765.48/x
  3. Step 3: Cross multiply
    1,625,887.20x = 2,243,592.60 × 900,765.48
  4. Step 4: Simplify right side
    1,625,887.20x = 2,020,950,765,263.45
  5. Step 5: Solve for x
    x = 2,020,950,765,263.45/1,625,887.20
  6. Step 6: Final answer
    x = 1,242,983.38

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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.