Home / 1,539,419.88-2,124,307.91-851,050.50

Finding the Fourth Proportional to 1,539,419.88, 2,124,307.91 and 851,050.50

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Solution

The fourth proportional to 1,539,419.88, 2,124,307.91 and 851,050.50 is: 1,174,399.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,419.88 : 2,124,307.91 = 851,050.50 : x
  2. Step 2: Convert to fraction form
    1,539,419.88/2,124,307.91 = 851,050.50/x
  3. Step 3: Cross multiply
    1,539,419.88x = 2,124,307.91 × 851,050.50
  4. Step 4: Simplify right side
    1,539,419.88x = 1,807,893,308,959.46
  5. Step 5: Solve for x
    x = 1,807,893,308,959.46/1,539,419.88
  6. Step 6: Final answer
    x = 1,174,399.09

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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.