Home / 1,116,696.89-1,674,228.80-358,106.56

Finding the Fourth Proportional to 1,116,696.89, 1,674,228.80 and 358,106.56

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Solution

The fourth proportional to 1,116,696.89, 1,674,228.80 and 358,106.56 is: 536,897.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,696.89 : 1,674,228.80 = 358,106.56 : x
  2. Step 2: Convert to fraction form
    1,116,696.89/1,674,228.80 = 358,106.56/x
  3. Step 3: Cross multiply
    1,116,696.89x = 1,674,228.80 × 358,106.56
  4. Step 4: Simplify right side
    1,116,696.89x = 599,552,311,079.81
  5. Step 5: Solve for x
    x = 599,552,311,079.81/1,116,696.89
  6. Step 6: Final answer
    x = 536,897.98

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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.