Home / 1,485,990.64-2,050,661.64-841,347.28

Finding the Fourth Proportional to 1,485,990.64, 2,050,661.64 and 841,347.28

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Solution

The fourth proportional to 1,485,990.64, 2,050,661.64 and 841,347.28 is: 1,161,056.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,990.64 : 2,050,661.64 = 841,347.28 : x
  2. Step 2: Convert to fraction form
    1,485,990.64/2,050,661.64 = 841,347.28/x
  3. Step 3: Cross multiply
    1,485,990.64x = 2,050,661.64 × 841,347.28
  4. Step 4: Simplify right side
    1,485,990.64x = 1,725,318,593,014.34
  5. Step 5: Solve for x
    x = 1,725,318,593,014.34/1,485,990.64
  6. Step 6: Final answer
    x = 1,161,056.16

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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.