Home / 1,316,527.26-1,816,807.60-712,915.26

Finding the Fourth Proportional to 1,316,527.26, 1,816,807.60 and 712,915.26

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Solution

The fourth proportional to 1,316,527.26, 1,816,807.60 and 712,915.26 is: 983,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,527.26 : 1,816,807.60 = 712,915.26 : x
  2. Step 2: Convert to fraction form
    1,316,527.26/1,816,807.60 = 712,915.26/x
  3. Step 3: Cross multiply
    1,316,527.26x = 1,816,807.60 × 712,915.26
  4. Step 4: Simplify right side
    1,316,527.26x = 1,295,229,862,523.98
  5. Step 5: Solve for x
    x = 1,295,229,862,523.98/1,316,527.26
  6. Step 6: Final answer
    x = 983,823.05

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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.