Home / 1,657,403.70-2,287,200.54-922,345.57

Finding the Fourth Proportional to 1,657,403.70, 2,287,200.54 and 922,345.57

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Solution

The fourth proportional to 1,657,403.70, 2,287,200.54 and 922,345.57 is: 1,272,827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,403.70 : 2,287,200.54 = 922,345.57 : x
  2. Step 2: Convert to fraction form
    1,657,403.70/2,287,200.54 = 922,345.57/x
  3. Step 3: Cross multiply
    1,657,403.70x = 2,287,200.54 × 922,345.57
  4. Step 4: Simplify right side
    1,657,403.70x = 2,109,589,285,770.61
  5. Step 5: Solve for x
    x = 2,109,589,285,770.61/1,657,403.70
  6. Step 6: Final answer
    x = 1,272,827.67

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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.