Home / 1,413,011.16-1,949,937.06-768,417.51

Finding the Fourth Proportional to 1,413,011.16, 1,949,937.06 and 768,417.51

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Solution

The fourth proportional to 1,413,011.16, 1,949,937.06 and 768,417.51 is: 1,060,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,011.16 : 1,949,937.06 = 768,417.51 : x
  2. Step 2: Convert to fraction form
    1,413,011.16/1,949,937.06 = 768,417.51/x
  3. Step 3: Cross multiply
    1,413,011.16x = 1,949,937.06 × 768,417.51
  4. Step 4: Simplify right side
    1,413,011.16x = 1,498,365,780,301.92
  5. Step 5: Solve for x
    x = 1,498,365,780,301.92/1,413,011.16
  6. Step 6: Final answer
    x = 1,060,406.19

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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.