Home / 1,878,751-2,592,682.86-1,019,315.08

Finding the Fourth Proportional to 1,878,751, 2,592,682.86 and 1,019,315.08

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Solution

The fourth proportional to 1,878,751, 2,592,682.86 and 1,019,315.08 is: 1,406,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,751 : 2,592,682.86 = 1,019,315.08 : x
  2. Step 2: Convert to fraction form
    1,878,751/2,592,682.86 = 1,019,315.08/x
  3. Step 3: Cross multiply
    1,878,751x = 2,592,682.86 × 1,019,315.08
  4. Step 4: Simplify right side
    1,878,751x = 2,642,760,736,855.53
  5. Step 5: Solve for x
    x = 2,642,760,736,855.53/1,878,751
  6. Step 6: Final answer
    x = 1,406,658.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.