Home / 1,178,724.60-1,768,086.90-942,528.60

Finding the Fourth Proportional to 1,178,724.60, 1,768,086.90 and 942,528.60

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Solution

The fourth proportional to 1,178,724.60, 1,768,086.90 and 942,528.60 is: 1,413,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,724.60 : 1,768,086.90 = 942,528.60 : x
  2. Step 2: Convert to fraction form
    1,178,724.60/1,768,086.90 = 942,528.60/x
  3. Step 3: Cross multiply
    1,178,724.60x = 1,768,086.90 × 942,528.60
  4. Step 4: Simplify right side
    1,178,724.60x = 1,666,472,470,535.34
  5. Step 5: Solve for x
    x = 1,666,472,470,535.34/1,178,724.60
  6. Step 6: Final answer
    x = 1,413,792.90

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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.