Home / 1,780,488.84-2,456,994.42-975,655.56

Finding the Fourth Proportional to 1,780,488.84, 2,456,994.42 and 975,655.56

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Solution

The fourth proportional to 1,780,488.84, 2,456,994.42 and 975,655.56 is: 1,346,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,488.84 : 2,456,994.42 = 975,655.56 : x
  2. Step 2: Convert to fraction form
    1,780,488.84/2,456,994.42 = 975,655.56/x
  3. Step 3: Cross multiply
    1,780,488.84x = 2,456,994.42 × 975,655.56
  4. Step 4: Simplify right side
    1,780,488.84x = 2,397,180,266,761.98
  5. Step 5: Solve for x
    x = 2,397,180,266,761.98/1,780,488.84
  6. Step 6: Final answer
    x = 1,346,360.74

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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.