Home / 2,153,315.25-2,970,937.58-1,281,451.01

Finding the Fourth Proportional to 2,153,315.25, 2,970,937.58 and 1,281,451.01

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Solution

The fourth proportional to 2,153,315.25, 2,970,937.58 and 1,281,451.01 is: 1,768,023.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,315.25 : 2,970,937.58 = 1,281,451.01 : x
  2. Step 2: Convert to fraction form
    2,153,315.25/2,970,937.58 = 1,281,451.01/x
  3. Step 3: Cross multiply
    2,153,315.25x = 2,970,937.58 × 1,281,451.01
  4. Step 4: Simplify right side
    2,153,315.25x = 3,807,110,941,276.01
  5. Step 5: Solve for x
    x = 3,807,110,941,276.01/2,153,315.25
  6. Step 6: Final answer
    x = 1,768,023.02

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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.