Home / 1,539,417.26-2,124,333.07-851,045.31

Finding the Fourth Proportional to 1,539,417.26, 2,124,333.07 and 851,045.31

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Solution

The fourth proportional to 1,539,417.26, 2,124,333.07 and 851,045.31 is: 1,174,407.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,417.26 : 2,124,333.07 = 851,045.31 : x
  2. Step 2: Convert to fraction form
    1,539,417.26/2,124,333.07 = 851,045.31/x
  3. Step 3: Cross multiply
    1,539,417.26x = 2,124,333.07 × 851,045.31
  4. Step 4: Simplify right side
    1,539,417.26x = 1,807,903,693,973.79
  5. Step 5: Solve for x
    x = 1,807,903,693,973.79/1,539,417.26
  6. Step 6: Final answer
    x = 1,174,407.83

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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.