Home / 1,406,538.12-1,941,023.51-761,960.86

Finding the Fourth Proportional to 1,406,538.12, 1,941,023.51 and 761,960.86

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Solution

The fourth proportional to 1,406,538.12, 1,941,023.51 and 761,960.86 is: 1,051,506.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,538.12 : 1,941,023.51 = 761,960.86 : x
  2. Step 2: Convert to fraction form
    1,406,538.12/1,941,023.51 = 761,960.86/x
  3. Step 3: Cross multiply
    1,406,538.12x = 1,941,023.51 × 761,960.86
  4. Step 4: Simplify right side
    1,406,538.12x = 1,478,983,942,959.82
  5. Step 5: Solve for x
    x = 1,478,983,942,959.82/1,406,538.12
  6. Step 6: Final answer
    x = 1,051,506.48

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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.