Home / 1,657,205.84-2,286,868.47-922,196.45

Finding the Fourth Proportional to 1,657,205.84, 2,286,868.47 and 922,196.45

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Solution

The fourth proportional to 1,657,205.84, 2,286,868.47 and 922,196.45 is: 1,272,589.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,205.84 : 2,286,868.47 = 922,196.45 : x
  2. Step 2: Convert to fraction form
    1,657,205.84/2,286,868.47 = 922,196.45/x
  3. Step 3: Cross multiply
    1,657,205.84x = 2,286,868.47 × 922,196.45
  4. Step 4: Simplify right side
    1,657,205.84x = 2,108,941,984,650.93
  5. Step 5: Solve for x
    x = 2,108,941,984,650.93/1,657,205.84
  6. Step 6: Final answer
    x = 1,272,589.04

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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.