Home / 1,315,091.94-1,807,860.20-1,130,651.01

Finding the Fourth Proportional to 1,315,091.94, 1,807,860.20 and 1,130,651.01

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Solution

The fourth proportional to 1,315,091.94, 1,807,860.20 and 1,130,651.01 is: 1,554,308.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,091.94 : 1,807,860.20 = 1,130,651.01 : x
  2. Step 2: Convert to fraction form
    1,315,091.94/1,807,860.20 = 1,130,651.01/x
  3. Step 3: Cross multiply
    1,315,091.94x = 1,807,860.20 × 1,130,651.01
  4. Step 4: Simplify right side
    1,315,091.94x = 2,044,058,955,415.55
  5. Step 5: Solve for x
    x = 2,044,058,955,415.55/1,315,091.94
  6. Step 6: Final answer
    x = 1,554,308.78

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.