Home / 2,075,763.60-3,113,742.60-655,930.80

Finding the Fourth Proportional to 2,075,763.60, 3,113,742.60 and 655,930.80

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Solution

The fourth proportional to 2,075,763.60, 3,113,742.60 and 655,930.80 is: 983,926.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,763.60 : 3,113,742.60 = 655,930.80 : x
  2. Step 2: Convert to fraction form
    2,075,763.60/3,113,742.60 = 655,930.80/x
  3. Step 3: Cross multiply
    2,075,763.60x = 3,113,742.60 × 655,930.80
  4. Step 4: Simplify right side
    2,075,763.60x = 2,042,399,674,612.08
  5. Step 5: Solve for x
    x = 2,042,399,674,612.08/2,075,763.60
  6. Step 6: Final answer
    x = 983,926.91

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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.