Home / 1,572,372.45-2,359,112.13-774,214.65

Finding the Fourth Proportional to 1,572,372.45, 2,359,112.13 and 774,214.65

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Solution

The fourth proportional to 1,572,372.45, 2,359,112.13 and 774,214.65 is: 1,161,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,372.45 : 2,359,112.13 = 774,214.65 : x
  2. Step 2: Convert to fraction form
    1,572,372.45/2,359,112.13 = 774,214.65/x
  3. Step 3: Cross multiply
    1,572,372.45x = 2,359,112.13 × 774,214.65
  4. Step 4: Simplify right side
    1,572,372.45x = 1,826,459,172,038.70
  5. Step 5: Solve for x
    x = 1,826,459,172,038.70/1,572,372.45
  6. Step 6: Final answer
    x = 1,161,594.49

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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.