Home / 1,665,252.18-2,298,103.65-1,020,547.80

Finding the Fourth Proportional to 1,665,252.18, 2,298,103.65 and 1,020,547.80

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Solution

The fourth proportional to 1,665,252.18, 2,298,103.65 and 1,020,547.80 is: 1,408,390.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,252.18 : 2,298,103.65 = 1,020,547.80 : x
  2. Step 2: Convert to fraction form
    1,665,252.18/2,298,103.65 = 1,020,547.80/x
  3. Step 3: Cross multiply
    1,665,252.18x = 2,298,103.65 × 1,020,547.80
  4. Step 4: Simplify right side
    1,665,252.18x = 2,345,324,624,179.47
  5. Step 5: Solve for x
    x = 2,345,324,624,179.47/1,665,252.18
  6. Step 6: Final answer
    x = 1,408,390.06

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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.