Home / 1,297,258.64-1,946,773.76-455,810.48

Finding the Fourth Proportional to 1,297,258.64, 1,946,773.76 and 455,810.48

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Solution

The fourth proportional to 1,297,258.64, 1,946,773.76 and 455,810.48 is: 684,026.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,258.64 : 1,946,773.76 = 455,810.48 : x
  2. Step 2: Convert to fraction form
    1,297,258.64/1,946,773.76 = 455,810.48/x
  3. Step 3: Cross multiply
    1,297,258.64x = 1,946,773.76 × 455,810.48
  4. Step 4: Simplify right side
    1,297,258.64x = 887,359,881,997.01
  5. Step 5: Solve for x
    x = 887,359,881,997.01/1,297,258.64
  6. Step 6: Final answer
    x = 684,026.96

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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.