Home / 3,018,911.31-4,528,443.51-889,068.56

Finding the Fourth Proportional to 3,018,911.31, 4,528,443.51 and 889,068.56

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Solution

The fourth proportional to 3,018,911.31, 4,528,443.51 and 889,068.56 is: 1,333,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,911.31 : 4,528,443.51 = 889,068.56 : x
  2. Step 2: Convert to fraction form
    3,018,911.31/4,528,443.51 = 889,068.56/x
  3. Step 3: Cross multiply
    3,018,911.31x = 4,528,443.51 × 889,068.56
  4. Step 4: Simplify right side
    3,018,911.31x = 4,026,096,727,834.83
  5. Step 5: Solve for x
    x = 4,026,096,727,834.83/3,018,911.31
  6. Step 6: Final answer
    x = 1,333,625.37

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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.