Home / 1,717,140.08-2,369,763.78-992,018.36

Finding the Fourth Proportional to 1,717,140.08, 2,369,763.78 and 992,018.36

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Solution

The fourth proportional to 1,717,140.08, 2,369,763.78 and 992,018.36 is: 1,369,049.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,140.08 : 2,369,763.78 = 992,018.36 : x
  2. Step 2: Convert to fraction form
    1,717,140.08/2,369,763.78 = 992,018.36/x
  3. Step 3: Cross multiply
    1,717,140.08x = 2,369,763.78 × 992,018.36
  4. Step 4: Simplify right side
    1,717,140.08x = 2,350,849,178,623.00
  5. Step 5: Solve for x
    x = 2,350,849,178,623.00/1,717,140.08
  6. Step 6: Final answer
    x = 1,369,049.16

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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.