Home / 5,235,045.03-7,852,665.96-1,640,732.40

Finding the Fourth Proportional to 5,235,045.03, 7,852,665.96 and 1,640,732.40

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Solution

The fourth proportional to 5,235,045.03, 7,852,665.96 and 1,640,732.40 is: 2,461,129.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235,045.03 : 7,852,665.96 = 1,640,732.40 : x
  2. Step 2: Convert to fraction form
    5,235,045.03/7,852,665.96 = 1,640,732.40/x
  3. Step 3: Cross multiply
    5,235,045.03x = 7,852,665.96 × 1,640,732.40
  4. Step 4: Simplify right side
    5,235,045.03x = 12,884,123,466,949.10
  5. Step 5: Solve for x
    x = 12,884,123,466,949.10/5,235,045.03
  6. Step 6: Final answer
    x = 2,461,129.44

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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.