Home / 1,011,703.80-1,517,118.30-506,069.40

Finding the Fourth Proportional to 1,011,703.80, 1,517,118.30 and 506,069.40

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Solution

The fourth proportional to 1,011,703.80, 1,517,118.30 and 506,069.40 is: 758,885.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,703.80 : 1,517,118.30 = 506,069.40 : x
  2. Step 2: Convert to fraction form
    1,011,703.80/1,517,118.30 = 506,069.40/x
  3. Step 3: Cross multiply
    1,011,703.80x = 1,517,118.30 × 506,069.40
  4. Step 4: Simplify right side
    1,011,703.80x = 767,767,147,810.02
  5. Step 5: Solve for x
    x = 767,767,147,810.02/1,011,703.80
  6. Step 6: Final answer
    x = 758,885.31

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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.