Home / 3,657,018.51-5,487,769.90-1,636,970.45

Finding the Fourth Proportional to 3,657,018.51, 5,487,769.90 and 1,636,970.45

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Solution

The fourth proportional to 3,657,018.51, 5,487,769.90 and 1,636,970.45 is: 2,456,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657,018.51 : 5,487,769.90 = 1,636,970.45 : x
  2. Step 2: Convert to fraction form
    3,657,018.51/5,487,769.90 = 1,636,970.45/x
  3. Step 3: Cross multiply
    3,657,018.51x = 5,487,769.90 × 1,636,970.45
  4. Step 4: Simplify right side
    3,657,018.51x = 8,983,317,128,098.86
  5. Step 5: Solve for x
    x = 8,983,317,128,098.86/3,657,018.51
  6. Step 6: Final answer
    x = 2,456,459.30

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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.