Home / 1,152,126.60-1,590,532.70-841,680.80

Finding the Fourth Proportional to 1,152,126.60, 1,590,532.70 and 841,680.80

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Solution

The fourth proportional to 1,152,126.60, 1,590,532.70 and 841,680.80 is: 1,161,956.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,126.60 : 1,590,532.70 = 841,680.80 : x
  2. Step 2: Convert to fraction form
    1,152,126.60/1,590,532.70 = 841,680.80/x
  3. Step 3: Cross multiply
    1,152,126.60x = 1,590,532.70 × 841,680.80
  4. Step 4: Simplify right side
    1,152,126.60x = 1,338,720,835,362.16
  5. Step 5: Solve for x
    x = 1,338,720,835,362.16/1,152,126.60
  6. Step 6: Final answer
    x = 1,161,956.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.