Home / 1,316,084.50-1,816,199.04-712,472.50

Finding the Fourth Proportional to 1,316,084.50, 1,816,199.04 and 712,472.50

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Solution

The fourth proportional to 1,316,084.50, 1,816,199.04 and 712,472.50 is: 983,213.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,084.50 : 1,816,199.04 = 712,472.50 : x
  2. Step 2: Convert to fraction form
    1,316,084.50/1,816,199.04 = 712,472.50/x
  3. Step 3: Cross multiply
    1,316,084.50x = 1,816,199.04 × 712,472.50
  4. Step 4: Simplify right side
    1,316,084.50x = 1,293,991,870,526.40
  5. Step 5: Solve for x
    x = 1,293,991,870,526.40/1,316,084.50
  6. Step 6: Final answer
    x = 983,213.37

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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.