Home / 1,853,938.40-2,782,981.20-1,732,114.40

Finding the Fourth Proportional to 1,853,938.40, 2,782,981.20 and 1,732,114.40

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Solution

The fourth proportional to 1,853,938.40, 2,782,981.20 and 1,732,114.40 is: 2,600,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,938.40 : 2,782,981.20 = 1,732,114.40 : x
  2. Step 2: Convert to fraction form
    1,853,938.40/2,782,981.20 = 1,732,114.40/x
  3. Step 3: Cross multiply
    1,853,938.40x = 2,782,981.20 × 1,732,114.40
  4. Step 4: Simplify right side
    1,853,938.40x = 4,820,441,811,449.28
  5. Step 5: Solve for x
    x = 4,820,441,811,449.28/1,853,938.40
  6. Step 6: Final answer
    x = 2,600,108.94

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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.