Home / 1,159,708.32-1,739,620.80-401,587.20

Finding the Fourth Proportional to 1,159,708.32, 1,739,620.80 and 401,587.20

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Solution

The fourth proportional to 1,159,708.32, 1,739,620.80 and 401,587.20 is: 602,401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,708.32 : 1,739,620.80 = 401,587.20 : x
  2. Step 2: Convert to fraction form
    1,159,708.32/1,739,620.80 = 401,587.20/x
  3. Step 3: Cross multiply
    1,159,708.32x = 1,739,620.80 × 401,587.20
  4. Step 4: Simplify right side
    1,159,708.32x = 698,609,446,133.76
  5. Step 5: Solve for x
    x = 698,609,446,133.76/1,159,708.32
  6. Step 6: Final answer
    x = 602,401.00

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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.