Home / 1,282,653.04-1,769,289.97-847,074.40

Finding the Fourth Proportional to 1,282,653.04, 1,769,289.97 and 847,074.40

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Solution

The fourth proportional to 1,282,653.04, 1,769,289.97 and 847,074.40 is: 1,168,453.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,653.04 : 1,769,289.97 = 847,074.40 : x
  2. Step 2: Convert to fraction form
    1,282,653.04/1,769,289.97 = 847,074.40/x
  3. Step 3: Cross multiply
    1,282,653.04x = 1,769,289.97 × 847,074.40
  4. Step 4: Simplify right side
    1,282,653.04x = 1,498,720,226,681.95
  5. Step 5: Solve for x
    x = 1,498,720,226,681.95/1,282,653.04
  6. Step 6: Final answer
    x = 1,168,453.34

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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.