Home / 2,688,341.20-3,709,899.66-1,464,643

Finding the Fourth Proportional to 2,688,341.20, 3,709,899.66 and 1,464,643

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Solution

The fourth proportional to 2,688,341.20, 3,709,899.66 and 1,464,643 is: 2,021,201.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,341.20 : 3,709,899.66 = 1,464,643 : x
  2. Step 2: Convert to fraction form
    2,688,341.20/3,709,899.66 = 1,464,643/x
  3. Step 3: Cross multiply
    2,688,341.20x = 3,709,899.66 × 1,464,643
  4. Step 4: Simplify right side
    2,688,341.20x = 5,433,678,567,721.38
  5. Step 5: Solve for x
    x = 5,433,678,567,721.38/2,688,341.20
  6. Step 6: Final answer
    x = 2,021,201.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.