Home / 1,500,535.51-2,070,936.13-855,807.91

Finding the Fourth Proportional to 1,500,535.51, 2,070,936.13 and 855,807.91

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Solution

The fourth proportional to 1,500,535.51, 2,070,936.13 and 855,807.91 is: 1,181,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,535.51 : 2,070,936.13 = 855,807.91 : x
  2. Step 2: Convert to fraction form
    1,500,535.51/2,070,936.13 = 855,807.91/x
  3. Step 3: Cross multiply
    1,500,535.51x = 2,070,936.13 × 855,807.91
  4. Step 4: Simplify right side
    1,500,535.51x = 1,772,323,521,158.79
  5. Step 5: Solve for x
    x = 1,772,323,521,158.79/1,500,535.51
  6. Step 6: Final answer
    x = 1,181,127.34

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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.