Home / 1,316,443.05-1,816,693.88-735,666.19

Finding the Fourth Proportional to 1,316,443.05, 1,816,693.88 and 735,666.19

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Solution

The fourth proportional to 1,316,443.05, 1,816,693.88 and 735,666.19 is: 1,015,220.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,443.05 : 1,816,693.88 = 735,666.19 : x
  2. Step 2: Convert to fraction form
    1,316,443.05/1,816,693.88 = 735,666.19/x
  3. Step 3: Cross multiply
    1,316,443.05x = 1,816,693.88 × 735,666.19
  4. Step 4: Simplify right side
    1,316,443.05x = 1,336,480,252,334.12
  5. Step 5: Solve for x
    x = 1,336,480,252,334.12/1,316,443.05
  6. Step 6: Final answer
    x = 1,015,220.71

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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.