Home / 1,657,970.75-2,287,983.44-922,913.37

Finding the Fourth Proportional to 1,657,970.75, 2,287,983.44 and 922,913.37

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Solution

The fourth proportional to 1,657,970.75, 2,287,983.44 and 922,913.37 is: 1,273,611.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,970.75 : 2,287,983.44 = 922,913.37 : x
  2. Step 2: Convert to fraction form
    1,657,970.75/2,287,983.44 = 922,913.37/x
  3. Step 3: Cross multiply
    1,657,970.75x = 2,287,983.44 × 922,913.37
  4. Step 4: Simplify right side
    1,657,970.75x = 2,111,610,509,421.88
  5. Step 5: Solve for x
    x = 2,111,610,509,421.88/1,657,970.75
  6. Step 6: Final answer
    x = 1,273,611.44

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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.