Home / 1,282,673.40-1,771,135.50-824,015.64

Finding the Fourth Proportional to 1,282,673.40, 1,771,135.50 and 824,015.64

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Solution

The fourth proportional to 1,282,673.40, 1,771,135.50 and 824,015.64 is: 1,137,813.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,673.40 : 1,771,135.50 = 824,015.64 : x
  2. Step 2: Convert to fraction form
    1,282,673.40/1,771,135.50 = 824,015.64/x
  3. Step 3: Cross multiply
    1,282,673.40x = 1,771,135.50 × 824,015.64
  4. Step 4: Simplify right side
    1,282,673.40x = 1,459,443,352,559.22
  5. Step 5: Solve for x
    x = 1,459,443,352,559.22/1,282,673.40
  6. Step 6: Final answer
    x = 1,137,813.69

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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.