Home / 1,039,645.80-1,559,987.10-590,711.40

Finding the Fourth Proportional to 1,039,645.80, 1,559,987.10 and 590,711.40

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Solution

The fourth proportional to 1,039,645.80, 1,559,987.10 and 590,711.40 is: 886,361.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,645.80 : 1,559,987.10 = 590,711.40 : x
  2. Step 2: Convert to fraction form
    1,039,645.80/1,559,987.10 = 590,711.40/x
  3. Step 3: Cross multiply
    1,039,645.80x = 1,559,987.10 × 590,711.40
  4. Step 4: Simplify right side
    1,039,645.80x = 921,502,163,822.94
  5. Step 5: Solve for x
    x = 921,502,163,822.94/1,039,645.80
  6. Step 6: Final answer
    x = 886,361.65

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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.