Home / 1,711,790.64-2,362,242.15-947,827.80

Finding the Fourth Proportional to 1,711,790.64, 2,362,242.15 and 947,827.80

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Solution

The fourth proportional to 1,711,790.64, 2,362,242.15 and 947,827.80 is: 1,307,986.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,790.64 : 2,362,242.15 = 947,827.80 : x
  2. Step 2: Convert to fraction form
    1,711,790.64/2,362,242.15 = 947,827.80/x
  3. Step 3: Cross multiply
    1,711,790.64x = 2,362,242.15 × 947,827.80
  4. Step 4: Simplify right side
    1,711,790.64x = 2,238,998,780,101.77
  5. Step 5: Solve for x
    x = 2,238,998,780,101.77/1,711,790.64
  6. Step 6: Final answer
    x = 1,307,986.34

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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.