Home / 1,877,285.60-2,816,038.32-724,538.40

Finding the Fourth Proportional to 1,877,285.60, 2,816,038.32 and 724,538.40

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Solution

The fourth proportional to 1,877,285.60, 2,816,038.32 and 724,538.40 is: 1,086,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,285.60 : 2,816,038.32 = 724,538.40 : x
  2. Step 2: Convert to fraction form
    1,877,285.60/2,816,038.32 = 724,538.40/x
  3. Step 3: Cross multiply
    1,877,285.60x = 2,816,038.32 × 724,538.40
  4. Step 4: Simplify right side
    1,877,285.60x = 2,040,327,901,274.54
  5. Step 5: Solve for x
    x = 2,040,327,901,274.54/1,877,285.60
  6. Step 6: Final answer
    x = 1,086,850.03

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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.