Home / 1,316,344-1,816,554.72-712,732

Finding the Fourth Proportional to 1,316,344, 1,816,554.72 and 712,732

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Solution

The fourth proportional to 1,316,344, 1,816,554.72 and 712,732 is: 983,570.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,344 : 1,816,554.72 = 712,732 : x
  2. Step 2: Convert to fraction form
    1,316,344/1,816,554.72 = 712,732/x
  3. Step 3: Cross multiply
    1,316,344x = 1,816,554.72 × 712,732
  4. Step 4: Simplify right side
    1,316,344x = 1,294,716,678,695.04
  5. Step 5: Solve for x
    x = 1,294,716,678,695.04/1,316,344
  6. Step 6: Final answer
    x = 983,570.16

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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.