Home / 1,316,445.07-1,816,696.67-735,668.20

Finding the Fourth Proportional to 1,316,445.07, 1,816,696.67 and 735,668.20

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Solution

The fourth proportional to 1,316,445.07, 1,816,696.67 and 735,668.20 is: 1,015,223.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,445.07 : 1,816,696.67 = 735,668.20 : x
  2. Step 2: Convert to fraction form
    1,316,445.07/1,816,696.67 = 735,668.20/x
  3. Step 3: Cross multiply
    1,316,445.07x = 1,816,696.67 × 735,668.20
  4. Step 4: Simplify right side
    1,316,445.07x = 1,336,485,969,164.89
  5. Step 5: Solve for x
    x = 1,336,485,969,164.89/1,316,445.07
  6. Step 6: Final answer
    x = 1,015,223.50

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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.