Home / 1,890,300.60-2,608,817.14-1,155,685.92

Finding the Fourth Proportional to 1,890,300.60, 2,608,817.14 and 1,155,685.92

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Solution

The fourth proportional to 1,890,300.60, 2,608,817.14 and 1,155,685.92 is: 1,594,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,300.60 : 2,608,817.14 = 1,155,685.92 : x
  2. Step 2: Convert to fraction form
    1,890,300.60/2,608,817.14 = 1,155,685.92/x
  3. Step 3: Cross multiply
    1,890,300.60x = 2,608,817.14 × 1,155,685.92
  4. Step 4: Simplify right side
    1,890,300.60x = 3,014,973,236,552.67
  5. Step 5: Solve for x
    x = 3,014,973,236,552.67/1,890,300.60
  6. Step 6: Final answer
    x = 1,594,970.26

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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.