Home / 1,151,914.60-1,727,915.64-442,014.40

Finding the Fourth Proportional to 1,151,914.60, 1,727,915.64 and 442,014.40

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Solution

The fourth proportional to 1,151,914.60, 1,727,915.64 and 442,014.40 is: 663,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,914.60 : 1,727,915.64 = 442,014.40 : x
  2. Step 2: Convert to fraction form
    1,151,914.60/1,727,915.64 = 442,014.40/x
  3. Step 3: Cross multiply
    1,151,914.60x = 1,727,915.64 × 442,014.40
  4. Step 4: Simplify right side
    1,151,914.60x = 763,763,594,865.22
  5. Step 5: Solve for x
    x = 763,763,594,865.22/1,151,914.60
  6. Step 6: Final answer
    x = 663,038.38

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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.