Home / 1,851,420.59-2,553,931.59-1,076,964.30

Finding the Fourth Proportional to 1,851,420.59, 2,553,931.59 and 1,076,964.30

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Solution

The fourth proportional to 1,851,420.59, 2,553,931.59 and 1,076,964.30 is: 1,485,612.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,420.59 : 2,553,931.59 = 1,076,964.30 : x
  2. Step 2: Convert to fraction form
    1,851,420.59/2,553,931.59 = 1,076,964.30/x
  3. Step 3: Cross multiply
    1,851,420.59x = 2,553,931.59 × 1,076,964.30
  4. Step 4: Simplify right side
    1,851,420.59x = 2,750,493,147,072.24
  5. Step 5: Solve for x
    x = 2,750,493,147,072.24/1,851,420.59
  6. Step 6: Final answer
    x = 1,485,612.27

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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.