Home / 1,739,238.76-2,400,174.30-1,050,815.08

Finding the Fourth Proportional to 1,739,238.76, 2,400,174.30 and 1,050,815.08

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Solution

The fourth proportional to 1,739,238.76, 2,400,174.30 and 1,050,815.08 is: 1,450,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,238.76 : 2,400,174.30 = 1,050,815.08 : x
  2. Step 2: Convert to fraction form
    1,739,238.76/2,400,174.30 = 1,050,815.08/x
  3. Step 3: Cross multiply
    1,739,238.76x = 2,400,174.30 × 1,050,815.08
  4. Step 4: Simplify right side
    1,739,238.76x = 2,522,139,349,068.44
  5. Step 5: Solve for x
    x = 2,522,139,349,068.44/1,739,238.76
  6. Step 6: Final answer
    x = 1,450,139.80

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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.