Home / 1,502,156.10-2,242,307.04-1,391,143.98

Finding the Fourth Proportional to 1,502,156.10, 2,242,307.04 and 1,391,143.98

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Solution

The fourth proportional to 1,502,156.10, 2,242,307.04 and 1,391,143.98 is: 2,076,596.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,156.10 : 2,242,307.04 = 1,391,143.98 : x
  2. Step 2: Convert to fraction form
    1,502,156.10/2,242,307.04 = 1,391,143.98/x
  3. Step 3: Cross multiply
    1,502,156.10x = 2,242,307.04 × 1,391,143.98
  4. Step 4: Simplify right side
    1,502,156.10x = 3,119,371,940,007.62
  5. Step 5: Solve for x
    x = 3,119,371,940,007.62/1,502,156.10
  6. Step 6: Final answer
    x = 2,076,596.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.