Home / 1,455,066.76-2,008,054.08-810,487.24

Finding the Fourth Proportional to 1,455,066.76, 2,008,054.08 and 810,487.24

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Solution

The fourth proportional to 1,455,066.76, 2,008,054.08 and 810,487.24 is: 1,118,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,066.76 : 2,008,054.08 = 810,487.24 : x
  2. Step 2: Convert to fraction form
    1,455,066.76/2,008,054.08 = 810,487.24/x
  3. Step 3: Cross multiply
    1,455,066.76x = 2,008,054.08 × 810,487.24
  4. Step 4: Simplify right side
    1,455,066.76x = 1,627,502,208,557.75
  5. Step 5: Solve for x
    x = 1,627,502,208,557.75/1,455,066.76
  6. Step 6: Final answer
    x = 1,118,506.90

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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.