Home / 1,646,724.30-2,470,086.45-1,168,427.40

Finding the Fourth Proportional to 1,646,724.30, 2,470,086.45 and 1,168,427.40

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Solution

The fourth proportional to 1,646,724.30, 2,470,086.45 and 1,168,427.40 is: 1,752,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,724.30 : 2,470,086.45 = 1,168,427.40 : x
  2. Step 2: Convert to fraction form
    1,646,724.30/2,470,086.45 = 1,168,427.40/x
  3. Step 3: Cross multiply
    1,646,724.30x = 2,470,086.45 × 1,168,427.40
  4. Step 4: Simplify right side
    1,646,724.30x = 2,886,116,688,548.73
  5. Step 5: Solve for x
    x = 2,886,116,688,548.73/1,646,724.30
  6. Step 6: Final answer
    x = 1,752,641.10

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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.