Home / 3,175,430.23-4,381,777.53-1,798,499.13

Finding the Fourth Proportional to 3,175,430.23, 4,381,777.53 and 1,798,499.13

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Solution

The fourth proportional to 3,175,430.23, 4,381,777.53 and 1,798,499.13 is: 2,481,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,430.23 : 4,381,777.53 = 1,798,499.13 : x
  2. Step 2: Convert to fraction form
    3,175,430.23/4,381,777.53 = 1,798,499.13/x
  3. Step 3: Cross multiply
    3,175,430.23x = 4,381,777.53 × 1,798,499.13
  4. Step 4: Simplify right side
    3,175,430.23x = 7,880,623,075,558.55
  5. Step 5: Solve for x
    x = 7,880,623,075,558.55/3,175,430.23
  6. Step 6: Final answer
    x = 2,481,749.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.