Home / 995,365.40-1,493,048.10-912,696.80

Finding the Fourth Proportional to 995,365.40, 1,493,048.10 and 912,696.80

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Solution

The fourth proportional to 995,365.40, 1,493,048.10 and 912,696.80 is: 1,369,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,365.40 : 1,493,048.10 = 912,696.80 : x
  2. Step 2: Convert to fraction form
    995,365.40/1,493,048.10 = 912,696.80/x
  3. Step 3: Cross multiply
    995,365.40x = 1,493,048.10 × 912,696.80
  4. Step 4: Simplify right side
    995,365.40x = 1,362,700,223,116.08
  5. Step 5: Solve for x
    x = 1,362,700,223,116.08/995,365.40
  6. Step 6: Final answer
    x = 1,369,045.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.