Home / 2,718,659.47-4,075,441.34-920,284.51

Finding the Fourth Proportional to 2,718,659.47, 4,075,441.34 and 920,284.51

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Solution

The fourth proportional to 2,718,659.47, 4,075,441.34 and 920,284.51 is: 1,379,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,659.47 : 4,075,441.34 = 920,284.51 : x
  2. Step 2: Convert to fraction form
    2,718,659.47/4,075,441.34 = 920,284.51/x
  3. Step 3: Cross multiply
    2,718,659.47x = 4,075,441.34 × 920,284.51
  4. Step 4: Simplify right side
    2,718,659.47x = 3,750,565,536,615.64
  5. Step 5: Solve for x
    x = 3,750,565,536,615.64/2,718,659.47
  6. Step 6: Final answer
    x = 1,379,564.30

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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.