Home / 1,108,643.45-1,529,931.59-599,349.47

Finding the Fourth Proportional to 1,108,643.45, 1,529,931.59 and 599,349.47

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Solution

The fourth proportional to 1,108,643.45, 1,529,931.59 and 599,349.47 is: 827,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,643.45 : 1,529,931.59 = 599,349.47 : x
  2. Step 2: Convert to fraction form
    1,108,643.45/1,529,931.59 = 599,349.47/x
  3. Step 3: Cross multiply
    1,108,643.45x = 1,529,931.59 × 599,349.47
  4. Step 4: Simplify right side
    1,108,643.45x = 916,963,676,956.35
  5. Step 5: Solve for x
    x = 916,963,676,956.35/1,108,643.45
  6. Step 6: Final answer
    x = 827,104.22

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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.