Home / 1,018,887.70-1,528,237.83-344,891.98

Finding the Fourth Proportional to 1,018,887.70, 1,528,237.83 and 344,891.98

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Solution

The fourth proportional to 1,018,887.70, 1,528,237.83 and 344,891.98 is: 517,306.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,887.70 : 1,528,237.83 = 344,891.98 : x
  2. Step 2: Convert to fraction form
    1,018,887.70/1,528,237.83 = 344,891.98/x
  3. Step 3: Cross multiply
    1,018,887.70x = 1,528,237.83 × 344,891.98
  4. Step 4: Simplify right side
    1,018,887.70x = 527,076,971,099.60
  5. Step 5: Solve for x
    x = 527,076,971,099.60/1,018,887.70
  6. Step 6: Final answer
    x = 517,306.25

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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.