Home / 1,720,870.78-2,374,803.63-956,907.94

Finding the Fourth Proportional to 1,720,870.78, 2,374,803.63 and 956,907.94

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Solution

The fourth proportional to 1,720,870.78, 2,374,803.63 and 956,907.94 is: 1,320,534.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,870.78 : 2,374,803.63 = 956,907.94 : x
  2. Step 2: Convert to fraction form
    1,720,870.78/2,374,803.63 = 956,907.94/x
  3. Step 3: Cross multiply
    1,720,870.78x = 2,374,803.63 × 956,907.94
  4. Step 4: Simplify right side
    1,720,870.78x = 2,272,468,449,487.82
  5. Step 5: Solve for x
    x = 2,272,468,449,487.82/1,720,870.78
  6. Step 6: Final answer
    x = 1,320,534.04

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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.