Home / 2,688,779.40-4,033,169.10-2,464,830.60

Finding the Fourth Proportional to 2,688,779.40, 4,033,169.10 and 2,464,830.60

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Solution

The fourth proportional to 2,688,779.40, 4,033,169.10 and 2,464,830.60 is: 3,697,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,779.40 : 4,033,169.10 = 2,464,830.60 : x
  2. Step 2: Convert to fraction form
    2,688,779.40/4,033,169.10 = 2,464,830.60/x
  3. Step 3: Cross multiply
    2,688,779.40x = 4,033,169.10 × 2,464,830.60
  4. Step 4: Simplify right side
    2,688,779.40x = 9,941,078,612,654.46
  5. Step 5: Solve for x
    x = 9,941,078,612,654.46/2,688,779.40
  6. Step 6: Final answer
    x = 3,697,245.90

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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.