Home / 2,685,393.40-4,028,090.10-2,580,417.40

Finding the Fourth Proportional to 2,685,393.40, 4,028,090.10 and 2,580,417.40

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Solution

The fourth proportional to 2,685,393.40, 4,028,090.10 and 2,580,417.40 is: 3,870,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,393.40 : 4,028,090.10 = 2,580,417.40 : x
  2. Step 2: Convert to fraction form
    2,685,393.40/4,028,090.10 = 2,580,417.40/x
  3. Step 3: Cross multiply
    2,685,393.40x = 4,028,090.10 × 2,580,417.40
  4. Step 4: Simplify right side
    2,685,393.40x = 10,394,153,782,807.74
  5. Step 5: Solve for x
    x = 10,394,153,782,807.74/2,685,393.40
  6. Step 6: Final answer
    x = 3,870,626.10

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1.5x scale

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.