Home / 1,296,009.90-1,943,431.65-497,025.90

Finding the Fourth Proportional to 1,296,009.90, 1,943,431.65 and 497,025.90

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Solution

The fourth proportional to 1,296,009.90, 1,943,431.65 and 497,025.90 is: 745,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,009.90 : 1,943,431.65 = 497,025.90 : x
  2. Step 2: Convert to fraction form
    1,296,009.90/1,943,431.65 = 497,025.90/x
  3. Step 3: Cross multiply
    1,296,009.90x = 1,943,431.65 × 497,025.90
  4. Step 4: Simplify right side
    1,296,009.90x = 965,935,864,929.74
  5. Step 5: Solve for x
    x = 965,935,864,929.74/1,296,009.90
  6. Step 6: Final answer
    x = 745,315.19

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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.