Home / 1,406,550.72-1,941,035.22-761,970.18

Finding the Fourth Proportional to 1,406,550.72, 1,941,035.22 and 761,970.18

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Solution

The fourth proportional to 1,406,550.72, 1,941,035.22 and 761,970.18 is: 1,051,516.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,550.72 : 1,941,035.22 = 761,970.18 : x
  2. Step 2: Convert to fraction form
    1,406,550.72/1,941,035.22 = 761,970.18/x
  3. Step 3: Cross multiply
    1,406,550.72x = 1,941,035.22 × 761,970.18
  4. Step 4: Simplify right side
    1,406,550.72x = 1,479,010,955,969.74
  5. Step 5: Solve for x
    x = 1,479,010,955,969.74/1,406,550.72
  6. Step 6: Final answer
    x = 1,051,516.26

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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.