Home / 1,711,792.64-2,362,244.90-947,829.80

Finding the Fourth Proportional to 1,711,792.64, 2,362,244.90 and 947,829.80

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Solution

The fourth proportional to 1,711,792.64, 2,362,244.90 and 947,829.80 is: 1,307,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,792.64 : 2,362,244.90 = 947,829.80 : x
  2. Step 2: Convert to fraction form
    1,711,792.64/2,362,244.90 = 947,829.80/x
  3. Step 3: Cross multiply
    1,711,792.64x = 2,362,244.90 × 947,829.80
  4. Step 4: Simplify right side
    1,711,792.64x = 2,239,006,111,118.02
  5. Step 5: Solve for x
    x = 2,239,006,111,118.02/1,711,792.64
  6. Step 6: Final answer
    x = 1,307,989.10

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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.