Home / 1,885,447.31-2,828,452.35-874,671.44

Finding the Fourth Proportional to 1,885,447.31, 2,828,452.35 and 874,671.44

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Solution

The fourth proportional to 1,885,447.31, 2,828,452.35 and 874,671.44 is: 1,312,137.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,447.31 : 2,828,452.35 = 874,671.44 : x
  2. Step 2: Convert to fraction form
    1,885,447.31/2,828,452.35 = 874,671.44/x
  3. Step 3: Cross multiply
    1,885,447.31x = 2,828,452.35 × 874,671.44
  4. Step 4: Simplify right side
    1,885,447.31x = 2,473,966,475,803.62
  5. Step 5: Solve for x
    x = 2,473,966,475,803.62/1,885,447.31
  6. Step 6: Final answer
    x = 1,312,137.69

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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.