Home / 1,152,445.02-1,590,109.83-693,436.38

Finding the Fourth Proportional to 1,152,445.02, 1,590,109.83 and 693,436.38

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Solution

The fourth proportional to 1,152,445.02, 1,590,109.83 and 693,436.38 is: 956,783.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,445.02 : 1,590,109.83 = 693,436.38 : x
  2. Step 2: Convert to fraction form
    1,152,445.02/1,590,109.83 = 693,436.38/x
  3. Step 3: Cross multiply
    1,152,445.02x = 1,590,109.83 × 693,436.38
  4. Step 4: Simplify right side
    1,152,445.02x = 1,102,640,004,317.62
  5. Step 5: Solve for x
    x = 1,102,640,004,317.62/1,152,445.02
  6. Step 6: Final answer
    x = 956,783.17

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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.