Home / 2,669,439.60-4,004,159.40-2,490,980.40

Finding the Fourth Proportional to 2,669,439.60, 4,004,159.40 and 2,490,980.40

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Solution

The fourth proportional to 2,669,439.60, 4,004,159.40 and 2,490,980.40 is: 3,736,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,439.60 : 4,004,159.40 = 2,490,980.40 : x
  2. Step 2: Convert to fraction form
    2,669,439.60/4,004,159.40 = 2,490,980.40/x
  3. Step 3: Cross multiply
    2,669,439.60x = 4,004,159.40 × 2,490,980.40
  4. Step 4: Simplify right side
    2,669,439.60x = 9,974,282,583,875.76
  5. Step 5: Solve for x
    x = 9,974,282,583,875.76/2,669,439.60
  6. Step 6: Final answer
    x = 3,736,470.60

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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.