Home / 1,697,403.75-2,342,370.45-933,457.31

Finding the Fourth Proportional to 1,697,403.75, 2,342,370.45 and 933,457.31

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Solution

The fourth proportional to 1,697,403.75, 2,342,370.45 and 933,457.31 is: 1,288,145.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,403.75 : 2,342,370.45 = 933,457.31 : x
  2. Step 2: Convert to fraction form
    1,697,403.75/2,342,370.45 = 933,457.31/x
  3. Step 3: Cross multiply
    1,697,403.75x = 2,342,370.45 × 933,457.31
  4. Step 4: Simplify right side
    1,697,403.75x = 2,186,502,819,280.49
  5. Step 5: Solve for x
    x = 2,186,502,819,280.49/1,697,403.75
  6. Step 6: Final answer
    x = 1,288,145.39

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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.