Home / 1,299,506.10-1,949,259.15-551,454.90

Finding the Fourth Proportional to 1,299,506.10, 1,949,259.15 and 551,454.90

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Solution

The fourth proportional to 1,299,506.10, 1,949,259.15 and 551,454.90 is: 827,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,506.10 : 1,949,259.15 = 551,454.90 : x
  2. Step 2: Convert to fraction form
    1,299,506.10/1,949,259.15 = 551,454.90/x
  3. Step 3: Cross multiply
    1,299,506.10x = 1,949,259.15 × 551,454.90
  4. Step 4: Simplify right side
    1,299,506.10x = 1,074,928,509,637.34
  5. Step 5: Solve for x
    x = 1,074,928,509,637.34/1,299,506.10
  6. Step 6: Final answer
    x = 827,182.35

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Double scale
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Similar ratio
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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.