Home / 1,771,746.60-2,657,187.90-509,442.60

Finding the Fourth Proportional to 1,771,746.60, 2,657,187.90 and 509,442.60

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Solution

The fourth proportional to 1,771,746.60, 2,657,187.90 and 509,442.60 is: 764,039.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,746.60 : 2,657,187.90 = 509,442.60 : x
  2. Step 2: Convert to fraction form
    1,771,746.60/2,657,187.90 = 509,442.60/x
  3. Step 3: Cross multiply
    1,771,746.60x = 2,657,187.90 × 509,442.60
  4. Step 4: Simplify right side
    1,771,746.60x = 1,353,684,712,464.54
  5. Step 5: Solve for x
    x = 1,353,684,712,464.54/1,771,746.60
  6. Step 6: Final answer
    x = 764,039.68

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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.