Home / 1,776,069.52-2,663,442.90-638,521.32

Finding the Fourth Proportional to 1,776,069.52, 2,663,442.90 and 638,521.32

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Solution

The fourth proportional to 1,776,069.52, 2,663,442.90 and 638,521.32 is: 957,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,069.52 : 2,663,442.90 = 638,521.32 : x
  2. Step 2: Convert to fraction form
    1,776,069.52/2,663,442.90 = 638,521.32/x
  3. Step 3: Cross multiply
    1,776,069.52x = 2,663,442.90 × 638,521.32
  4. Step 4: Simplify right side
    1,776,069.52x = 1,700,665,076,252.63
  5. Step 5: Solve for x
    x = 1,700,665,076,252.63/1,776,069.52
  6. Step 6: Final answer
    x = 957,544.20

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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.