Home / 1,266,982.35-1,748,017.04-776,770.35

Finding the Fourth Proportional to 1,266,982.35, 1,748,017.04 and 776,770.35

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Solution

The fourth proportional to 1,266,982.35, 1,748,017.04 and 776,770.35 is: 1,071,686.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,982.35 : 1,748,017.04 = 776,770.35 : x
  2. Step 2: Convert to fraction form
    1,266,982.35/1,748,017.04 = 776,770.35/x
  3. Step 3: Cross multiply
    1,266,982.35x = 1,748,017.04 × 776,770.35
  4. Step 4: Simplify right side
    1,266,982.35x = 1,357,807,804,082.91
  5. Step 5: Solve for x
    x = 1,357,807,804,082.91/1,266,982.35
  6. Step 6: Final answer
    x = 1,071,686.44

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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.