Home / 1,602,559.22-2,405,014.94-1,290,780.50

Finding the Fourth Proportional to 1,602,559.22, 2,405,014.94 and 1,290,780.50

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Solution

The fourth proportional to 1,602,559.22, 2,405,014.94 and 1,290,780.50 is: 1,937,118.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,559.22 : 2,405,014.94 = 1,290,780.50 : x
  2. Step 2: Convert to fraction form
    1,602,559.22/2,405,014.94 = 1,290,780.50/x
  3. Step 3: Cross multiply
    1,602,559.22x = 2,405,014.94 × 1,290,780.50
  4. Step 4: Simplify right side
    1,602,559.22x = 3,104,346,377,962.55
  5. Step 5: Solve for x
    x = 3,104,346,377,962.55/1,602,559.22
  6. Step 6: Final answer
    x = 1,937,118.05

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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.