Home / 1,580,158.26-2,180,602.65-854,990.07

Finding the Fourth Proportional to 1,580,158.26, 2,180,602.65 and 854,990.07

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Solution

The fourth proportional to 1,580,158.26, 2,180,602.65 and 854,990.07 is: 1,179,877.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,158.26 : 2,180,602.65 = 854,990.07 : x
  2. Step 2: Convert to fraction form
    1,580,158.26/2,180,602.65 = 854,990.07/x
  3. Step 3: Cross multiply
    1,580,158.26x = 2,180,602.65 × 854,990.07
  4. Step 4: Simplify right side
    1,580,158.26x = 1,864,393,607,394.64
  5. Step 5: Solve for x
    x = 1,864,393,607,394.64/1,580,158.26
  6. Step 6: Final answer
    x = 1,179,877.77

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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.