Home / 1,657,963.23-2,287,973.09-922,905.86

Finding the Fourth Proportional to 1,657,963.23, 2,287,973.09 and 922,905.86

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Solution

The fourth proportional to 1,657,963.23, 2,287,973.09 and 922,905.86 is: 1,273,601.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,963.23 : 2,287,973.09 = 922,905.86 : x
  2. Step 2: Convert to fraction form
    1,657,963.23/2,287,973.09 = 922,905.86/x
  3. Step 3: Cross multiply
    1,657,963.23x = 2,287,973.09 × 922,905.86
  4. Step 4: Simplify right side
    1,657,963.23x = 2,111,583,756,228.91
  5. Step 5: Solve for x
    x = 2,111,583,756,228.91/1,657,963.23
  6. Step 6: Final answer
    x = 1,273,601.08

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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.