Home / 1,219,864.16-1,683,449.43-675,949.07

Finding the Fourth Proportional to 1,219,864.16, 1,683,449.43 and 675,949.07

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Solution

The fourth proportional to 1,219,864.16, 1,683,449.43 and 675,949.07 is: 932,830.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,864.16 : 1,683,449.43 = 675,949.07 : x
  2. Step 2: Convert to fraction form
    1,219,864.16/1,683,449.43 = 675,949.07/x
  3. Step 3: Cross multiply
    1,219,864.16x = 1,683,449.43 × 675,949.07
  4. Step 4: Simplify right side
    1,219,864.16x = 1,137,926,076,600.53
  5. Step 5: Solve for x
    x = 1,137,926,076,600.53/1,219,864.16
  6. Step 6: Final answer
    x = 932,830.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.