Home / 1,453,483.38-2,005,787.48-808,903.40

Finding the Fourth Proportional to 1,453,483.38, 2,005,787.48 and 808,903.40

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Solution

The fourth proportional to 1,453,483.38, 2,005,787.48 and 808,903.40 is: 1,116,275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,483.38 : 2,005,787.48 = 808,903.40 : x
  2. Step 2: Convert to fraction form
    1,453,483.38/2,005,787.48 = 808,903.40/x
  3. Step 3: Cross multiply
    1,453,483.38x = 2,005,787.48 × 808,903.40
  4. Step 4: Simplify right side
    1,453,483.38x = 1,622,488,298,175.98
  5. Step 5: Solve for x
    x = 1,622,488,298,175.98/1,453,483.38
  6. Step 6: Final answer
    x = 1,116,275.78

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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.