Home / 2,636,148.84-3,638,042.28-1,490,335.80

Finding the Fourth Proportional to 2,636,148.84, 3,638,042.28 and 1,490,335.80

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Solution

The fourth proportional to 2,636,148.84, 3,638,042.28 and 1,490,335.80 is: 2,056,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,148.84 : 3,638,042.28 = 1,490,335.80 : x
  2. Step 2: Convert to fraction form
    2,636,148.84/3,638,042.28 = 1,490,335.80/x
  3. Step 3: Cross multiply
    2,636,148.84x = 3,638,042.28 × 1,490,335.80
  4. Step 4: Simplify right side
    2,636,148.84x = 5,421,904,651,797.62
  5. Step 5: Solve for x
    x = 5,421,904,651,797.62/2,636,148.84
  6. Step 6: Final answer
    x = 2,056,752.10

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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.