Home / 1,738,158.60-2,607,237.90-742,830.60

Finding the Fourth Proportional to 1,738,158.60, 2,607,237.90 and 742,830.60

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Solution

The fourth proportional to 1,738,158.60, 2,607,237.90 and 742,830.60 is: 1,114,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,158.60 : 2,607,237.90 = 742,830.60 : x
  2. Step 2: Convert to fraction form
    1,738,158.60/2,607,237.90 = 742,830.60/x
  3. Step 3: Cross multiply
    1,738,158.60x = 2,607,237.90 × 742,830.60
  4. Step 4: Simplify right side
    1,738,158.60x = 1,936,736,093,599.74
  5. Step 5: Solve for x
    x = 1,936,736,093,599.74/1,738,158.60
  6. Step 6: Final answer
    x = 1,114,245.90

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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.