Home / 1,713,649.40-2,570,474.10-1,315,518.20

Finding the Fourth Proportional to 1,713,649.40, 2,570,474.10 and 1,315,518.20

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Solution

The fourth proportional to 1,713,649.40, 2,570,474.10 and 1,315,518.20 is: 1,973,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,649.40 : 2,570,474.10 = 1,315,518.20 : x
  2. Step 2: Convert to fraction form
    1,713,649.40/2,570,474.10 = 1,315,518.20/x
  3. Step 3: Cross multiply
    1,713,649.40x = 2,570,474.10 × 1,315,518.20
  4. Step 4: Simplify right side
    1,713,649.40x = 3,381,505,461,178.62
  5. Step 5: Solve for x
    x = 3,381,505,461,178.62/1,713,649.40
  6. Step 6: Final answer
    x = 1,973,277.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.