Home / 1,187,062.48-1,637,193.16-1,043,518.16

Finding the Fourth Proportional to 1,187,062.48, 1,637,193.16 and 1,043,518.16

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Solution

The fourth proportional to 1,187,062.48, 1,637,193.16 and 1,043,518.16 is: 1,439,217.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,062.48 : 1,637,193.16 = 1,043,518.16 : x
  2. Step 2: Convert to fraction form
    1,187,062.48/1,637,193.16 = 1,043,518.16/x
  3. Step 3: Cross multiply
    1,187,062.48x = 1,637,193.16 × 1,043,518.16
  4. Step 4: Simplify right side
    1,187,062.48x = 1,708,440,793,887.79
  5. Step 5: Solve for x
    x = 1,708,440,793,887.79/1,187,062.48
  6. Step 6: Final answer
    x = 1,439,217.25

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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.