Home / 920,893.03-1,382,282.14-760,457.78

Finding the Fourth Proportional to 920,893.03, 1,382,282.14 and 760,457.78

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Solution

The fourth proportional to 920,893.03, 1,382,282.14 and 760,457.78 is: 1,141,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,893.03 : 1,382,282.14 = 760,457.78 : x
  2. Step 2: Convert to fraction form
    920,893.03/1,382,282.14 = 760,457.78/x
  3. Step 3: Cross multiply
    920,893.03x = 1,382,282.14 × 760,457.78
  4. Step 4: Simplify right side
    920,893.03x = 1,051,167,210,951.46
  5. Step 5: Solve for x
    x = 1,051,167,210,951.46/920,893.03
  6. Step 6: Final answer
    x = 1,141,465.05

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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.