Home / 1,050,943.73-1,570,657.08-767,231.74

Finding the Fourth Proportional to 1,050,943.73, 1,570,657.08 and 767,231.74

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Solution

The fourth proportional to 1,050,943.73, 1,570,657.08 and 767,231.74 is: 1,146,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,943.73 : 1,570,657.08 = 767,231.74 : x
  2. Step 2: Convert to fraction form
    1,050,943.73/1,570,657.08 = 767,231.74/x
  3. Step 3: Cross multiply
    1,050,943.73x = 1,570,657.08 × 767,231.74
  4. Step 4: Simplify right side
    1,050,943.73x = 1,205,057,952,742.28
  5. Step 5: Solve for x
    x = 1,205,057,952,742.28/1,050,943.73
  6. Step 6: Final answer
    x = 1,146,643.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.