Home / 1,579,734.90-2,369,597.16-381,657.21

Finding the Fourth Proportional to 1,579,734.90, 2,369,597.16 and 381,657.21

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Solution

The fourth proportional to 1,579,734.90, 2,369,597.16 and 381,657.21 is: 572,484.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,734.90 : 2,369,597.16 = 381,657.21 : x
  2. Step 2: Convert to fraction form
    1,579,734.90/2,369,597.16 = 381,657.21/x
  3. Step 3: Cross multiply
    1,579,734.90x = 2,369,597.16 × 381,657.21
  4. Step 4: Simplify right side
    1,579,734.90x = 904,373,850,334.13
  5. Step 5: Solve for x
    x = 904,373,850,334.13/1,579,734.90
  6. Step 6: Final answer
    x = 572,484.57

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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.