Home / 2,346,455.90-3,236,436.06-2,153,485.46

Finding the Fourth Proportional to 2,346,455.90, 3,236,436.06 and 2,153,485.46

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Solution

The fourth proportional to 2,346,455.90, 3,236,436.06 and 2,153,485.46 is: 2,970,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346,455.90 : 3,236,436.06 = 2,153,485.46 : x
  2. Step 2: Convert to fraction form
    2,346,455.90/3,236,436.06 = 2,153,485.46/x
  3. Step 3: Cross multiply
    2,346,455.90x = 3,236,436.06 × 2,153,485.46
  4. Step 4: Simplify right side
    2,346,455.90x = 6,969,617,997,429.69
  5. Step 5: Solve for x
    x = 6,969,617,997,429.69/2,346,455.90
  6. Step 6: Final answer
    x = 2,970,274.45

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Double scale
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1.5x scale

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.