Home / 2,643,132.60-3,964,698.90-2,506,663.80

Finding the Fourth Proportional to 2,643,132.60, 3,964,698.90 and 2,506,663.80

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Solution

The fourth proportional to 2,643,132.60, 3,964,698.90 and 2,506,663.80 is: 3,759,995.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,132.60 : 3,964,698.90 = 2,506,663.80 : x
  2. Step 2: Convert to fraction form
    2,643,132.60/3,964,698.90 = 2,506,663.80/x
  3. Step 3: Cross multiply
    2,643,132.60x = 3,964,698.90 × 2,506,663.80
  4. Step 4: Simplify right side
    2,643,132.60x = 9,938,167,210,529.82
  5. Step 5: Solve for x
    x = 9,938,167,210,529.82/2,643,132.60
  6. Step 6: Final answer
    x = 3,759,995.70

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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.