Home / 1,947,028.42-2,920,544.88-507,710.57

Finding the Fourth Proportional to 1,947,028.42, 2,920,544.88 and 507,710.57

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Solution

The fourth proportional to 1,947,028.42, 2,920,544.88 and 507,710.57 is: 761,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,028.42 : 2,920,544.88 = 507,710.57 : x
  2. Step 2: Convert to fraction form
    1,947,028.42/2,920,544.88 = 507,710.57/x
  3. Step 3: Cross multiply
    1,947,028.42x = 2,920,544.88 × 507,710.57
  4. Step 4: Simplify right side
    1,947,028.42x = 1,482,791,489,228.74
  5. Step 5: Solve for x
    x = 1,482,791,489,228.74/1,947,028.42
  6. Step 6: Final answer
    x = 761,566.43

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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.