Home / 1,571,555.40-2,355,311.16-1,368,319.92

Finding the Fourth Proportional to 1,571,555.40, 2,355,311.16 and 1,368,319.92

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Solution

The fourth proportional to 1,571,555.40, 2,355,311.16 and 1,368,319.92 is: 2,050,719.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,555.40 : 2,355,311.16 = 1,368,319.92 : x
  2. Step 2: Convert to fraction form
    1,571,555.40/2,355,311.16 = 1,368,319.92/x
  3. Step 3: Cross multiply
    1,571,555.40x = 2,355,311.16 × 1,368,319.92
  4. Step 4: Simplify right side
    1,571,555.40x = 3,222,819,178,026.31
  5. Step 5: Solve for x
    x = 3,222,819,178,026.31/1,571,555.40
  6. Step 6: Final answer
    x = 2,050,719.42

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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.