Home / 1,075,319.78-1,480,738.05-1,051,451.66

Finding the Fourth Proportional to 1,075,319.78, 1,480,738.05 and 1,051,451.66

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Solution

The fourth proportional to 1,075,319.78, 1,480,738.05 and 1,051,451.66 is: 1,447,871.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,319.78 : 1,480,738.05 = 1,051,451.66 : x
  2. Step 2: Convert to fraction form
    1,075,319.78/1,480,738.05 = 1,051,451.66/x
  3. Step 3: Cross multiply
    1,075,319.78x = 1,480,738.05 × 1,051,451.66
  4. Step 4: Simplify right side
    1,075,319.78x = 1,556,924,480,697.66
  5. Step 5: Solve for x
    x = 1,556,924,480,697.66/1,075,319.78
  6. Step 6: Final answer
    x = 1,447,871.14

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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.