Home / 1,299,746.70-1,949,620.05-1,094,460.30

Finding the Fourth Proportional to 1,299,746.70, 1,949,620.05 and 1,094,460.30

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Solution

The fourth proportional to 1,299,746.70, 1,949,620.05 and 1,094,460.30 is: 1,641,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,746.70 : 1,949,620.05 = 1,094,460.30 : x
  2. Step 2: Convert to fraction form
    1,299,746.70/1,949,620.05 = 1,094,460.30/x
  3. Step 3: Cross multiply
    1,299,746.70x = 1,949,620.05 × 1,094,460.30
  4. Step 4: Simplify right side
    1,299,746.70x = 2,133,781,744,809.02
  5. Step 5: Solve for x
    x = 2,133,781,744,809.02/1,299,746.70
  6. Step 6: Final answer
    x = 1,641,690.45

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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.