Home / 2,576,871.36-3,556,200.84-1,430,956.20

Finding the Fourth Proportional to 2,576,871.36, 3,556,200.84 and 1,430,956.20

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Solution

The fourth proportional to 2,576,871.36, 3,556,200.84 and 1,430,956.20 is: 1,974,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,871.36 : 3,556,200.84 = 1,430,956.20 : x
  2. Step 2: Convert to fraction form
    2,576,871.36/3,556,200.84 = 1,430,956.20/x
  3. Step 3: Cross multiply
    2,576,871.36x = 3,556,200.84 × 1,430,956.20
  4. Step 4: Simplify right side
    2,576,871.36x = 5,088,767,640,443.21
  5. Step 5: Solve for x
    x = 5,088,767,640,443.21/2,576,871.36
  6. Step 6: Final answer
    x = 1,974,785.28

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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.