Home / 1,316,059.63-1,816,162.89-712,447.63

Finding the Fourth Proportional to 1,316,059.63, 1,816,162.89 and 712,447.63

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Solution

The fourth proportional to 1,316,059.63, 1,816,162.89 and 712,447.63 is: 983,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,059.63 : 1,816,162.89 = 712,447.63 : x
  2. Step 2: Convert to fraction form
    1,316,059.63/1,816,162.89 = 712,447.63/x
  3. Step 3: Cross multiply
    1,316,059.63x = 1,816,162.89 × 712,447.63
  4. Step 4: Simplify right side
    1,316,059.63x = 1,293,920,946,674.45
  5. Step 5: Solve for x
    x = 1,293,920,946,674.45/1,316,059.63
  6. Step 6: Final answer
    x = 983,178.05

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Similar ratio
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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.