Home / 1,557,429.02-2,149,252.47-859,710.26

Finding the Fourth Proportional to 1,557,429.02, 2,149,252.47 and 859,710.26

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Solution

The fourth proportional to 1,557,429.02, 2,149,252.47 and 859,710.26 is: 1,186,400.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,429.02 : 2,149,252.47 = 859,710.26 : x
  2. Step 2: Convert to fraction form
    1,557,429.02/2,149,252.47 = 859,710.26/x
  3. Step 3: Cross multiply
    1,557,429.02x = 2,149,252.47 × 859,710.26
  4. Step 4: Simplify right side
    1,557,429.02x = 1,847,734,399,789.34
  5. Step 5: Solve for x
    x = 1,847,734,399,789.34/1,557,429.02
  6. Step 6: Final answer
    x = 1,186,400.39

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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.