Home / 2,576,298.16-3,555,402.48-1,430,378.56

Finding the Fourth Proportional to 2,576,298.16, 3,555,402.48 and 1,430,378.56

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Solution

The fourth proportional to 2,576,298.16, 3,555,402.48 and 1,430,378.56 is: 1,973,984.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,298.16 : 3,555,402.48 = 1,430,378.56 : x
  2. Step 2: Convert to fraction form
    2,576,298.16/3,555,402.48 = 1,430,378.56/x
  3. Step 3: Cross multiply
    2,576,298.16x = 3,555,402.48 × 1,430,378.56
  4. Step 4: Simplify right side
    2,576,298.16x = 5,085,571,479,562.83
  5. Step 5: Solve for x
    x = 5,085,571,479,562.83/2,576,298.16
  6. Step 6: Final answer
    x = 1,973,984.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.