Home / 1,108,929.65-1,530,032.94-649,798.16

Finding the Fourth Proportional to 1,108,929.65, 1,530,032.94 and 649,798.16

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Solution

The fourth proportional to 1,108,929.65, 1,530,032.94 and 649,798.16 is: 896,551.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,929.65 : 1,530,032.94 = 649,798.16 : x
  2. Step 2: Convert to fraction form
    1,108,929.65/1,530,032.94 = 649,798.16/x
  3. Step 3: Cross multiply
    1,108,929.65x = 1,530,032.94 × 649,798.16
  4. Step 4: Simplify right side
    1,108,929.65x = 994,212,581,501.23
  5. Step 5: Solve for x
    x = 994,212,581,501.23/1,108,929.65
  6. Step 6: Final answer
    x = 896,551.54

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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.