Home / 1,689,760.71-2,331,088.13-1,496,365.52

Finding the Fourth Proportional to 1,689,760.71, 2,331,088.13 and 1,496,365.52

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Solution

The fourth proportional to 1,689,760.71, 2,331,088.13 and 1,496,365.52 is: 2,064,292.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,760.71 : 2,331,088.13 = 1,496,365.52 : x
  2. Step 2: Convert to fraction form
    1,689,760.71/2,331,088.13 = 1,496,365.52/x
  3. Step 3: Cross multiply
    1,689,760.71x = 2,331,088.13 × 1,496,365.52
  4. Step 4: Simplify right side
    1,689,760.71x = 3,488,159,891,417.59
  5. Step 5: Solve for x
    x = 3,488,159,891,417.59/1,689,760.71
  6. Step 6: Final answer
    x = 2,064,292.22

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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.