Home / 1,370,806.39-1,891,651.08-758,916.19

Finding the Fourth Proportional to 1,370,806.39, 1,891,651.08 and 758,916.19

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Solution

The fourth proportional to 1,370,806.39, 1,891,651.08 and 758,916.19 is: 1,047,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,806.39 : 1,891,651.08 = 758,916.19 : x
  2. Step 2: Convert to fraction form
    1,370,806.39/1,891,651.08 = 758,916.19/x
  3. Step 3: Cross multiply
    1,370,806.39x = 1,891,651.08 × 758,916.19
  4. Step 4: Simplify right side
    1,370,806.39x = 1,435,604,630,442.99
  5. Step 5: Solve for x
    x = 1,435,604,630,442.99/1,370,806.39
  6. Step 6: Final answer
    x = 1,047,270.16

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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.