Home / 1,681,402.48-2,320,386.54-956,354.46

Finding the Fourth Proportional to 1,681,402.48, 2,320,386.54 and 956,354.46

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Solution

The fourth proportional to 1,681,402.48, 2,320,386.54 and 956,354.46 is: 1,319,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,402.48 : 2,320,386.54 = 956,354.46 : x
  2. Step 2: Convert to fraction form
    1,681,402.48/2,320,386.54 = 956,354.46/x
  3. Step 3: Cross multiply
    1,681,402.48x = 2,320,386.54 × 956,354.46
  4. Step 4: Simplify right side
    1,681,402.48x = 2,219,112,016,452.97
  5. Step 5: Solve for x
    x = 2,219,112,016,452.97/1,681,402.48
  6. Step 6: Final answer
    x = 1,319,798.23

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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.