Home / 2,709,937.68-4,064,908.32-688,333.20

Finding the Fourth Proportional to 2,709,937.68, 4,064,908.32 and 688,333.20

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Solution

The fourth proportional to 2,709,937.68, 4,064,908.32 and 688,333.20 is: 1,032,500.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,937.68 : 4,064,908.32 = 688,333.20 : x
  2. Step 2: Convert to fraction form
    2,709,937.68/4,064,908.32 = 688,333.20/x
  3. Step 3: Cross multiply
    2,709,937.68x = 4,064,908.32 × 688,333.20
  4. Step 4: Simplify right side
    2,709,937.68x = 2,798,011,351,612.22
  5. Step 5: Solve for x
    x = 2,798,011,351,612.22/2,709,937.68
  6. Step 6: Final answer
    x = 1,032,500.26

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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.