Home / 1,022,931.32-1,534,397.04-1,021,455.09

Finding the Fourth Proportional to 1,022,931.32, 1,534,397.04 and 1,021,455.09

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Solution

The fourth proportional to 1,022,931.32, 1,534,397.04 and 1,021,455.09 is: 1,532,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,931.32 : 1,534,397.04 = 1,021,455.09 : x
  2. Step 2: Convert to fraction form
    1,022,931.32/1,534,397.04 = 1,021,455.09/x
  3. Step 3: Cross multiply
    1,022,931.32x = 1,534,397.04 × 1,021,455.09
  4. Step 4: Simplify right side
    1,022,931.32x = 1,567,317,666,588.93
  5. Step 5: Solve for x
    x = 1,567,317,666,588.93/1,022,931.32
  6. Step 6: Final answer
    x = 1,532,182.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.