Home / 1,662,985.95-2,494,457.01-400,802.64

Finding the Fourth Proportional to 1,662,985.95, 2,494,457.01 and 400,802.64

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Solution

The fourth proportional to 1,662,985.95, 2,494,457.01 and 400,802.64 is: 601,198.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,985.95 : 2,494,457.01 = 400,802.64 : x
  2. Step 2: Convert to fraction form
    1,662,985.95/2,494,457.01 = 400,802.64/x
  3. Step 3: Cross multiply
    1,662,985.95x = 2,494,457.01 × 400,802.64
  4. Step 4: Simplify right side
    1,662,985.95x = 999,784,954,974.51
  5. Step 5: Solve for x
    x = 999,784,954,974.51/1,662,985.95
  6. Step 6: Final answer
    x = 601,198.68

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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.