Home / 1,051,099.07-1,570,888.74-767,387.07

Finding the Fourth Proportional to 1,051,099.07, 1,570,888.74 and 767,387.07

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Solution

The fourth proportional to 1,051,099.07, 1,570,888.74 and 767,387.07 is: 1,146,875.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,099.07 : 1,570,888.74 = 767,387.07 : x
  2. Step 2: Convert to fraction form
    1,051,099.07/1,570,888.74 = 767,387.07/x
  3. Step 3: Cross multiply
    1,051,099.07x = 1,570,888.74 × 767,387.07
  4. Step 4: Simplify right side
    1,051,099.07x = 1,205,479,707,484.59
  5. Step 5: Solve for x
    x = 1,205,479,707,484.59/1,051,099.07
  6. Step 6: Final answer
    x = 1,146,875.44

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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.