Home / 1,662,829.89-2,494,246.95-400,657.51

Finding the Fourth Proportional to 1,662,829.89, 2,494,246.95 and 400,657.51

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Solution

The fourth proportional to 1,662,829.89, 2,494,246.95 and 400,657.51 is: 600,986.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,829.89 : 2,494,246.95 = 400,657.51 : x
  2. Step 2: Convert to fraction form
    1,662,829.89/2,494,246.95 = 400,657.51/x
  3. Step 3: Cross multiply
    1,662,829.89x = 2,494,246.95 × 400,657.51
  4. Step 4: Simplify right side
    1,662,829.89x = 999,338,772,312.10
  5. Step 5: Solve for x
    x = 999,338,772,312.10/1,662,829.89
  6. Step 6: Final answer
    x = 600,986.77

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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.