Home / 1,086,903.60-1,630,355.40-934,688.40

Finding the Fourth Proportional to 1,086,903.60, 1,630,355.40 and 934,688.40

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Solution

The fourth proportional to 1,086,903.60, 1,630,355.40 and 934,688.40 is: 1,402,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,903.60 : 1,630,355.40 = 934,688.40 : x
  2. Step 2: Convert to fraction form
    1,086,903.60/1,630,355.40 = 934,688.40/x
  3. Step 3: Cross multiply
    1,086,903.60x = 1,630,355.40 × 934,688.40
  4. Step 4: Simplify right side
    1,086,903.60x = 1,523,874,280,257.36
  5. Step 5: Solve for x
    x = 1,523,874,280,257.36/1,086,903.60
  6. Step 6: Final answer
    x = 1,402,032.60

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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.