Home / 1,152,763.65-1,590,807.69-669,447.54

Finding the Fourth Proportional to 1,152,763.65, 1,590,807.69 and 669,447.54

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Solution

The fourth proportional to 1,152,763.65, 1,590,807.69 and 669,447.54 is: 923,834.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,763.65 : 1,590,807.69 = 669,447.54 : x
  2. Step 2: Convert to fraction form
    1,152,763.65/1,590,807.69 = 669,447.54/x
  3. Step 3: Cross multiply
    1,152,763.65x = 1,590,807.69 × 669,447.54
  4. Step 4: Simplify right side
    1,152,763.65x = 1,064,962,294,683.58
  5. Step 5: Solve for x
    x = 1,064,962,294,683.58/1,152,763.65
  6. Step 6: Final answer
    x = 923,834.04

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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.