Home / 1,106,436.66-1,526,929.71-616,405.90

Finding the Fourth Proportional to 1,106,436.66, 1,526,929.71 and 616,405.90

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Solution

The fourth proportional to 1,106,436.66, 1,526,929.71 and 616,405.90 is: 850,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,436.66 : 1,526,929.71 = 616,405.90 : x
  2. Step 2: Convert to fraction form
    1,106,436.66/1,526,929.71 = 616,405.90/x
  3. Step 3: Cross multiply
    1,106,436.66x = 1,526,929.71 × 616,405.90
  4. Step 4: Simplify right side
    1,106,436.66x = 941,208,478,311.97
  5. Step 5: Solve for x
    x = 941,208,478,311.97/1,106,436.66
  6. Step 6: Final answer
    x = 850,666.39

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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.