Home / 2,636,420.94-3,638,119.59-1,490,432.94

Finding the Fourth Proportional to 2,636,420.94, 3,638,119.59 and 1,490,432.94

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Solution

The fourth proportional to 2,636,420.94, 3,638,119.59 and 1,490,432.94 is: 2,056,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,420.94 : 3,638,119.59 = 1,490,432.94 : x
  2. Step 2: Convert to fraction form
    2,636,420.94/3,638,119.59 = 1,490,432.94/x
  3. Step 3: Cross multiply
    2,636,420.94x = 3,638,119.59 × 1,490,432.94
  4. Step 4: Simplify right side
    2,636,420.94x = 5,422,373,276,595.29
  5. Step 5: Solve for x
    x = 5,422,373,276,595.29/2,636,420.94
  6. Step 6: Final answer
    x = 2,056,717.57

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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.