Home / 1,013,830.49-1,398,990.35-605,851.11

Finding the Fourth Proportional to 1,013,830.49, 1,398,990.35 and 605,851.11

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Solution

The fourth proportional to 1,013,830.49, 1,398,990.35 and 605,851.11 is: 836,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,830.49 : 1,398,990.35 = 605,851.11 : x
  2. Step 2: Convert to fraction form
    1,013,830.49/1,398,990.35 = 605,851.11/x
  3. Step 3: Cross multiply
    1,013,830.49x = 1,398,990.35 × 605,851.11
  4. Step 4: Simplify right side
    1,013,830.49x = 847,579,857,941.42
  5. Step 5: Solve for x
    x = 847,579,857,941.42/1,013,830.49
  6. Step 6: Final answer
    x = 836,017.33

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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.