Home / 1,435,999.16-1,981,598.02-791,417.32

Finding the Fourth Proportional to 1,435,999.16, 1,981,598.02 and 791,417.32

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Solution

The fourth proportional to 1,435,999.16, 1,981,598.02 and 791,417.32 is: 1,092,111.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,999.16 : 1,981,598.02 = 791,417.32 : x
  2. Step 2: Convert to fraction form
    1,435,999.16/1,981,598.02 = 791,417.32/x
  3. Step 3: Cross multiply
    1,435,999.16x = 1,981,598.02 × 791,417.32
  4. Step 4: Simplify right side
    1,435,999.16x = 1,568,270,994,305.71
  5. Step 5: Solve for x
    x = 1,568,270,994,305.71/1,435,999.16
  6. Step 6: Final answer
    x = 1,092,111.36

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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.