Home / 1,237,345.23-1,707,534.12-693,480.86

Finding the Fourth Proportional to 1,237,345.23, 1,707,534.12 and 693,480.86

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Solution

The fourth proportional to 1,237,345.23, 1,707,534.12 and 693,480.86 is: 957,002.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,345.23 : 1,707,534.12 = 693,480.86 : x
  2. Step 2: Convert to fraction form
    1,237,345.23/1,707,534.12 = 693,480.86/x
  3. Step 3: Cross multiply
    1,237,345.23x = 1,707,534.12 × 693,480.86
  4. Step 4: Simplify right side
    1,237,345.23x = 1,184,142,226,582.25
  5. Step 5: Solve for x
    x = 1,184,142,226,582.25/1,237,345.23
  6. Step 6: Final answer
    x = 957,002.29

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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.