Home / 1,455,899-2,009,155.28-802,548.24

Finding the Fourth Proportional to 1,455,899, 2,009,155.28 and 802,548.24

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Solution

The fourth proportional to 1,455,899, 2,009,155.28 and 802,548.24 is: 1,107,524.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,899 : 2,009,155.28 = 802,548.24 : x
  2. Step 2: Convert to fraction form
    1,455,899/2,009,155.28 = 802,548.24/x
  3. Step 3: Cross multiply
    1,455,899x = 2,009,155.28 × 802,548.24
  4. Step 4: Simplify right side
    1,455,899x = 1,612,444,033,850.71
  5. Step 5: Solve for x
    x = 1,612,444,033,850.71/1,455,899
  6. Step 6: Final answer
    x = 1,107,524.65

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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.