Home / 1,087,227.90-1,630,841.85-1,076,730.30

Finding the Fourth Proportional to 1,087,227.90, 1,630,841.85 and 1,076,730.30

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Solution

The fourth proportional to 1,087,227.90, 1,630,841.85 and 1,076,730.30 is: 1,615,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,227.90 : 1,630,841.85 = 1,076,730.30 : x
  2. Step 2: Convert to fraction form
    1,087,227.90/1,630,841.85 = 1,076,730.30/x
  3. Step 3: Cross multiply
    1,087,227.90x = 1,630,841.85 × 1,076,730.30
  4. Step 4: Simplify right side
    1,087,227.90x = 1,755,976,834,403.06
  5. Step 5: Solve for x
    x = 1,755,976,834,403.06/1,087,227.90
  6. Step 6: Final answer
    x = 1,615,095.45

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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.