Home / 1,105,125.29-1,657,688.30-497,203.61

Finding the Fourth Proportional to 1,105,125.29, 1,657,688.30 and 497,203.61

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Solution

The fourth proportional to 1,105,125.29, 1,657,688.30 and 497,203.61 is: 745,805.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,125.29 : 1,657,688.30 = 497,203.61 : x
  2. Step 2: Convert to fraction form
    1,105,125.29/1,657,688.30 = 497,203.61/x
  3. Step 3: Cross multiply
    1,105,125.29x = 1,657,688.30 × 497,203.61
  4. Step 4: Simplify right side
    1,105,125.29x = 824,208,599,969.33
  5. Step 5: Solve for x
    x = 824,208,599,969.33/1,105,125.29
  6. Step 6: Final answer
    x = 745,805.58

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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.