Home / 1,125,975.06-1,553,844.78-609,728.76

Finding the Fourth Proportional to 1,125,975.06, 1,553,844.78 and 609,728.76

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Solution

The fourth proportional to 1,125,975.06, 1,553,844.78 and 609,728.76 is: 841,425.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,975.06 : 1,553,844.78 = 609,728.76 : x
  2. Step 2: Convert to fraction form
    1,125,975.06/1,553,844.78 = 609,728.76/x
  3. Step 3: Cross multiply
    1,125,975.06x = 1,553,844.78 × 609,728.76
  4. Step 4: Simplify right side
    1,125,975.06x = 947,423,850,941.87
  5. Step 5: Solve for x
    x = 947,423,850,941.87/1,125,975.06
  6. Step 6: Final answer
    x = 841,425.25

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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.