Home / 1,625,435.46-2,243,002.32-900,239.76

Finding the Fourth Proportional to 1,625,435.46, 2,243,002.32 and 900,239.76

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Solution

The fourth proportional to 1,625,435.46, 2,243,002.32 and 900,239.76 is: 1,242,276.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,435.46 : 2,243,002.32 = 900,239.76 : x
  2. Step 2: Convert to fraction form
    1,625,435.46/2,243,002.32 = 900,239.76/x
  3. Step 3: Cross multiply
    1,625,435.46x = 2,243,002.32 × 900,239.76
  4. Step 4: Simplify right side
    1,625,435.46x = 2,019,239,870,236.24
  5. Step 5: Solve for x
    x = 2,019,239,870,236.24/1,625,435.46
  6. Step 6: Final answer
    x = 1,242,276.25

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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.