Home / 1,802,326.40-2,487,173.28-986,510.24

Finding the Fourth Proportional to 1,802,326.40, 2,487,173.28 and 986,510.24

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Solution

The fourth proportional to 1,802,326.40, 2,487,173.28 and 986,510.24 is: 1,361,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,326.40 : 2,487,173.28 = 986,510.24 : x
  2. Step 2: Convert to fraction form
    1,802,326.40/2,487,173.28 = 986,510.24/x
  3. Step 3: Cross multiply
    1,802,326.40x = 2,487,173.28 × 986,510.24
  4. Step 4: Simplify right side
    1,802,326.40x = 2,453,621,909,374.39
  5. Step 5: Solve for x
    x = 2,453,621,909,374.39/1,802,326.40
  6. Step 6: Final answer
    x = 1,361,363.80

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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.