Home / 1,023,835.78-1,535,097.54-425,210.14

Finding the Fourth Proportional to 1,023,835.78, 1,535,097.54 and 425,210.14

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Solution

The fourth proportional to 1,023,835.78, 1,535,097.54 and 425,210.14 is: 637,542.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,835.78 : 1,535,097.54 = 425,210.14 : x
  2. Step 2: Convert to fraction form
    1,023,835.78/1,535,097.54 = 425,210.14/x
  3. Step 3: Cross multiply
    1,023,835.78x = 1,535,097.54 × 425,210.14
  4. Step 4: Simplify right side
    1,023,835.78x = 652,739,039,897.06
  5. Step 5: Solve for x
    x = 652,739,039,897.06/1,023,835.78
  6. Step 6: Final answer
    x = 637,542.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.