Home / 1,088,780.63-1,502,601.43-653,214.37

Finding the Fourth Proportional to 1,088,780.63, 1,502,601.43 and 653,214.37

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Solution

The fourth proportional to 1,088,780.63, 1,502,601.43 and 653,214.37 is: 901,486.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,780.63 : 1,502,601.43 = 653,214.37 : x
  2. Step 2: Convert to fraction form
    1,088,780.63/1,502,601.43 = 653,214.37/x
  3. Step 3: Cross multiply
    1,088,780.63x = 1,502,601.43 × 653,214.37
  4. Step 4: Simplify right side
    1,088,780.63x = 981,520,835,679.47
  5. Step 5: Solve for x
    x = 981,520,835,679.47/1,088,780.63
  6. Step 6: Final answer
    x = 901,486.32

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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.