Home / 3,155,823.60-4,736,068.20-2,090,511.60

Finding the Fourth Proportional to 3,155,823.60, 4,736,068.20 and 2,090,511.60

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Solution

The fourth proportional to 3,155,823.60, 4,736,068.20 and 2,090,511.60 is: 3,137,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,823.60 : 4,736,068.20 = 2,090,511.60 : x
  2. Step 2: Convert to fraction form
    3,155,823.60/4,736,068.20 = 2,090,511.60/x
  3. Step 3: Cross multiply
    3,155,823.60x = 4,736,068.20 × 2,090,511.60
  4. Step 4: Simplify right side
    3,155,823.60x = 9,900,805,510,491.12
  5. Step 5: Solve for x
    x = 9,900,805,510,491.12/3,155,823.60
  6. Step 6: Final answer
    x = 3,137,312.72

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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.