Home / 1,573,168.43-2,169,739.10-1,076,746.57

Finding the Fourth Proportional to 1,573,168.43, 2,169,739.10 and 1,076,746.57

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Solution

The fourth proportional to 1,573,168.43, 2,169,739.10 and 1,076,746.57 is: 1,485,066.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,168.43 : 2,169,739.10 = 1,076,746.57 : x
  2. Step 2: Convert to fraction form
    1,573,168.43/2,169,739.10 = 1,076,746.57/x
  3. Step 3: Cross multiply
    1,573,168.43x = 2,169,739.10 × 1,076,746.57
  4. Step 4: Simplify right side
    1,573,168.43x = 2,336,259,130,987.41
  5. Step 5: Solve for x
    x = 2,336,259,130,987.41/1,573,168.43
  6. Step 6: Final answer
    x = 1,485,066.11

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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.