Home / 1,334,616.96-1,841,750.64-761,642.40

Finding the Fourth Proportional to 1,334,616.96, 1,841,750.64 and 761,642.40

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Solution

The fourth proportional to 1,334,616.96, 1,841,750.64 and 761,642.40 is: 1,051,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,616.96 : 1,841,750.64 = 761,642.40 : x
  2. Step 2: Convert to fraction form
    1,334,616.96/1,841,750.64 = 761,642.40/x
  3. Step 3: Cross multiply
    1,334,616.96x = 1,841,750.64 × 761,642.40
  4. Step 4: Simplify right side
    1,334,616.96x = 1,402,755,377,651.14
  5. Step 5: Solve for x
    x = 1,402,755,377,651.14/1,334,616.96
  6. Step 6: Final answer
    x = 1,051,054.66

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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.