Home / 1,316,526.26-1,816,806.22-712,914.26

Finding the Fourth Proportional to 1,316,526.26, 1,816,806.22 and 712,914.26

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Solution

The fourth proportional to 1,316,526.26, 1,816,806.22 and 712,914.26 is: 983,821.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,526.26 : 1,816,806.22 = 712,914.26 : x
  2. Step 2: Convert to fraction form
    1,316,526.26/1,816,806.22 = 712,914.26/x
  3. Step 3: Cross multiply
    1,316,526.26x = 1,816,806.22 × 712,914.26
  4. Step 4: Simplify right side
    1,316,526.26x = 1,295,227,061,894.70
  5. Step 5: Solve for x
    x = 1,295,227,061,894.70/1,316,526.26
  6. Step 6: Final answer
    x = 983,821.67

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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.