Home / 1,032,878.07-1,425,540.77-860,522.72

Finding the Fourth Proportional to 1,032,878.07, 1,425,540.77 and 860,522.72

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Solution

The fourth proportional to 1,032,878.07, 1,425,540.77 and 860,522.72 is: 1,187,662.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,878.07 : 1,425,540.77 = 860,522.72 : x
  2. Step 2: Convert to fraction form
    1,032,878.07/1,425,540.77 = 860,522.72/x
  3. Step 3: Cross multiply
    1,032,878.07x = 1,425,540.77 × 860,522.72
  4. Step 4: Simplify right side
    1,032,878.07x = 1,226,710,220,871.29
  5. Step 5: Solve for x
    x = 1,226,710,220,871.29/1,032,878.07
  6. Step 6: Final answer
    x = 1,187,662.18

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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.