Home / 1,076,898.71-1,603,392.31-1,061,818.31

Finding the Fourth Proportional to 1,076,898.71, 1,603,392.31 and 1,061,818.31

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Solution

The fourth proportional to 1,076,898.71, 1,603,392.31 and 1,061,818.31 is: 1,580,939.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,898.71 : 1,603,392.31 = 1,061,818.31 : x
  2. Step 2: Convert to fraction form
    1,076,898.71/1,603,392.31 = 1,061,818.31/x
  3. Step 3: Cross multiply
    1,076,898.71x = 1,603,392.31 × 1,061,818.31
  4. Step 4: Simplify right side
    1,076,898.71x = 1,702,511,312,871.20
  5. Step 5: Solve for x
    x = 1,702,511,312,871.20/1,076,898.71
  6. Step 6: Final answer
    x = 1,580,939.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.