Home / 1,598,466.09-2,397,643.83-400,398.72

Finding the Fourth Proportional to 1,598,466.09, 2,397,643.83 and 400,398.72

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Solution

The fourth proportional to 1,598,466.09, 2,397,643.83 and 400,398.72 is: 600,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,466.09 : 2,397,643.83 = 400,398.72 : x
  2. Step 2: Convert to fraction form
    1,598,466.09/2,397,643.83 = 400,398.72/x
  3. Step 3: Cross multiply
    1,598,466.09x = 2,397,643.83 × 400,398.72
  4. Step 4: Simplify right side
    1,598,466.09x = 960,013,520,547.90
  5. Step 5: Solve for x
    x = 960,013,520,547.90/1,598,466.09
  6. Step 6: Final answer
    x = 600,584.23

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1.5x scale

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.