Home / 1,312,814.70-1,969,047-366,106.14

Finding the Fourth Proportional to 1,312,814.70, 1,969,047 and 366,106.14

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Solution

The fourth proportional to 1,312,814.70, 1,969,047 and 366,106.14 is: 549,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,814.70 : 1,969,047 = 366,106.14 : x
  2. Step 2: Convert to fraction form
    1,312,814.70/1,969,047 = 366,106.14/x
  3. Step 3: Cross multiply
    1,312,814.70x = 1,969,047 × 366,106.14
  4. Step 4: Simplify right side
    1,312,814.70x = 720,880,196,648.58
  5. Step 5: Solve for x
    x = 720,880,196,648.58/1,312,814.70
  6. Step 6: Final answer
    x = 549,110.39

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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.