Home / 1,314,053.70-1,971,080.55-841,661.70

Finding the Fourth Proportional to 1,314,053.70, 1,971,080.55 and 841,661.70

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Solution

The fourth proportional to 1,314,053.70, 1,971,080.55 and 841,661.70 is: 1,262,492.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,053.70 : 1,971,080.55 = 841,661.70 : x
  2. Step 2: Convert to fraction form
    1,314,053.70/1,971,080.55 = 841,661.70/x
  3. Step 3: Cross multiply
    1,314,053.70x = 1,971,080.55 × 841,661.70
  4. Step 4: Simplify right side
    1,314,053.70x = 1,658,983,006,549.94
  5. Step 5: Solve for x
    x = 1,658,983,006,549.94/1,314,053.70
  6. Step 6: Final answer
    x = 1,262,492.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.