Home / 1,437,495.51-1,983,665.85-825,648.45

Finding the Fourth Proportional to 1,437,495.51, 1,983,665.85 and 825,648.45

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Solution

The fourth proportional to 1,437,495.51, 1,983,665.85 and 825,648.45 is: 1,139,350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,495.51 : 1,983,665.85 = 825,648.45 : x
  2. Step 2: Convert to fraction form
    1,437,495.51/1,983,665.85 = 825,648.45/x
  3. Step 3: Cross multiply
    1,437,495.51x = 1,983,665.85 × 825,648.45
  4. Step 4: Simplify right side
    1,437,495.51x = 1,637,810,634,370.43
  5. Step 5: Solve for x
    x = 1,637,810,634,370.43/1,437,495.51
  6. Step 6: Final answer
    x = 1,139,350.09

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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.