Home / 1,820,885.04-2,512,807.48-1,005,088.64

Finding the Fourth Proportional to 1,820,885.04, 2,512,807.48 and 1,005,088.64

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Solution

The fourth proportional to 1,820,885.04, 2,512,807.48 and 1,005,088.64 is: 1,387,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,885.04 : 2,512,807.48 = 1,005,088.64 : x
  2. Step 2: Convert to fraction form
    1,820,885.04/2,512,807.48 = 1,005,088.64/x
  3. Step 3: Cross multiply
    1,820,885.04x = 2,512,807.48 × 1,005,088.64
  4. Step 4: Simplify right side
    1,820,885.04x = 2,525,594,252,655.03
  5. Step 5: Solve for x
    x = 2,525,594,252,655.03/1,820,885.04
  6. Step 6: Final answer
    x = 1,387,014.66

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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.