Home / 1,501,861.80-2,253,038.40-490,690.20

Finding the Fourth Proportional to 1,501,861.80, 2,253,038.40 and 490,690.20

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Solution

The fourth proportional to 1,501,861.80, 2,253,038.40 and 490,690.20 is: 736,115.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,861.80 : 2,253,038.40 = 490,690.20 : x
  2. Step 2: Convert to fraction form
    1,501,861.80/2,253,038.40 = 490,690.20/x
  3. Step 3: Cross multiply
    1,501,861.80x = 2,253,038.40 × 490,690.20
  4. Step 4: Simplify right side
    1,501,861.80x = 1,105,543,863,103.68
  5. Step 5: Solve for x
    x = 1,105,543,863,103.68/1,501,861.80
  6. Step 6: Final answer
    x = 736,115.58

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1.5x scale

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.