Home / 1,077,112.85-1,615,710.27-403,123.19

Finding the Fourth Proportional to 1,077,112.85, 1,615,710.27 and 403,123.19

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Solution

The fourth proportional to 1,077,112.85, 1,615,710.27 and 403,123.19 is: 604,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,112.85 : 1,615,710.27 = 403,123.19 : x
  2. Step 2: Convert to fraction form
    1,077,112.85/1,615,710.27 = 403,123.19/x
  3. Step 3: Cross multiply
    1,077,112.85x = 1,615,710.27 × 403,123.19
  4. Step 4: Simplify right side
    1,077,112.85x = 651,330,271,591.32
  5. Step 5: Solve for x
    x = 651,330,271,591.32/1,077,112.85
  6. Step 6: Final answer
    x = 604,700.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.