Home / 1,161,000.24-1,602,196.05-644,787.44

Finding the Fourth Proportional to 1,161,000.24, 1,602,196.05 and 644,787.44

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Solution

The fourth proportional to 1,161,000.24, 1,602,196.05 and 644,787.44 is: 889,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,000.24 : 1,602,196.05 = 644,787.44 : x
  2. Step 2: Convert to fraction form
    1,161,000.24/1,602,196.05 = 644,787.44/x
  3. Step 3: Cross multiply
    1,161,000.24x = 1,602,196.05 × 644,787.44
  4. Step 4: Simplify right side
    1,161,000.24x = 1,033,075,886,245.89
  5. Step 5: Solve for x
    x = 1,033,075,886,245.89/1,161,000.24
  6. Step 6: Final answer
    x = 889,815.40

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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.