Home / 1,368,881.24-1,889,068.65-757,002.38

Finding the Fourth Proportional to 1,368,881.24, 1,889,068.65 and 757,002.38

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Solution

The fourth proportional to 1,368,881.24, 1,889,068.65 and 757,002.38 is: 1,044,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,881.24 : 1,889,068.65 = 757,002.38 : x
  2. Step 2: Convert to fraction form
    1,368,881.24/1,889,068.65 = 757,002.38/x
  3. Step 3: Cross multiply
    1,368,881.24x = 1,889,068.65 × 757,002.38
  4. Step 4: Simplify right side
    1,368,881.24x = 1,430,029,464,033.39
  5. Step 5: Solve for x
    x = 1,430,029,464,033.39/1,368,881.24
  6. Step 6: Final answer
    x = 1,044,670.22

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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.