Home / 1,263,303.63-1,893,164.13-977,664.51

Finding the Fourth Proportional to 1,263,303.63, 1,893,164.13 and 977,664.51

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Solution

The fourth proportional to 1,263,303.63, 1,893,164.13 and 977,664.51 is: 1,465,110.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,303.63 : 1,893,164.13 = 977,664.51 : x
  2. Step 2: Convert to fraction form
    1,263,303.63/1,893,164.13 = 977,664.51/x
  3. Step 3: Cross multiply
    1,263,303.63x = 1,893,164.13 × 977,664.51
  4. Step 4: Simplify right side
    1,263,303.63x = 1,850,879,381,506.03
  5. Step 5: Solve for x
    x = 1,850,879,381,506.03/1,263,303.63
  6. Step 6: Final answer
    x = 1,465,110.48

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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.