Home / 1,738,479.60-2,607,719.40-1,207,038.60

Finding the Fourth Proportional to 1,738,479.60, 2,607,719.40 and 1,207,038.60

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Solution

The fourth proportional to 1,738,479.60, 2,607,719.40 and 1,207,038.60 is: 1,810,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,479.60 : 2,607,719.40 = 1,207,038.60 : x
  2. Step 2: Convert to fraction form
    1,738,479.60/2,607,719.40 = 1,207,038.60/x
  3. Step 3: Cross multiply
    1,738,479.60x = 2,607,719.40 × 1,207,038.60
  4. Step 4: Simplify right side
    1,738,479.60x = 3,147,617,973,768.84
  5. Step 5: Solve for x
    x = 3,147,617,973,768.84/1,738,479.60
  6. Step 6: Final answer
    x = 1,810,557.90

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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.