Home / 858,714.81-1,294,244.55-740,202.18

Finding the Fourth Proportional to 858,714.81, 1,294,244.55 and 740,202.18

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Solution

The fourth proportional to 858,714.81, 1,294,244.55 and 740,202.18 is: 1,115,623.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,714.81 : 1,294,244.55 = 740,202.18 : x
  2. Step 2: Convert to fraction form
    858,714.81/1,294,244.55 = 740,202.18/x
  3. Step 3: Cross multiply
    858,714.81x = 1,294,244.55 × 740,202.18
  4. Step 4: Simplify right side
    858,714.81x = 958,002,637,363.12
  5. Step 5: Solve for x
    x = 958,002,637,363.12/858,714.81
  6. Step 6: Final answer
    x = 1,115,623.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.