Home / 2,108,752.60-3,163,128.90-2,005,533.40

Finding the Fourth Proportional to 2,108,752.60, 3,163,128.90 and 2,005,533.40

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Solution

The fourth proportional to 2,108,752.60, 3,163,128.90 and 2,005,533.40 is: 3,008,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,752.60 : 3,163,128.90 = 2,005,533.40 : x
  2. Step 2: Convert to fraction form
    2,108,752.60/3,163,128.90 = 2,005,533.40/x
  3. Step 3: Cross multiply
    2,108,752.60x = 3,163,128.90 × 2,005,533.40
  4. Step 4: Simplify right side
    2,108,752.60x = 6,343,760,657,455.26
  5. Step 5: Solve for x
    x = 6,343,760,657,455.26/2,108,752.60
  6. Step 6: Final answer
    x = 3,008,300.10

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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.