Home / 1,072,701.09-1,609,026.66-540,079.11

Finding the Fourth Proportional to 1,072,701.09, 1,609,026.66 and 540,079.11

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Solution

The fourth proportional to 1,072,701.09, 1,609,026.66 and 540,079.11 is: 810,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,701.09 : 1,609,026.66 = 540,079.11 : x
  2. Step 2: Convert to fraction form
    1,072,701.09/1,609,026.66 = 540,079.11/x
  3. Step 3: Cross multiply
    1,072,701.09x = 1,609,026.66 × 540,079.11
  4. Step 4: Simplify right side
    1,072,701.09x = 869,001,686,499.07
  5. Step 5: Solve for x
    x = 869,001,686,499.07/1,072,701.09
  6. Step 6: Final answer
    x = 810,106.09

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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.