Home / 1,125,748.02-1,686,503.23-556,462.74

Finding the Fourth Proportional to 1,125,748.02, 1,686,503.23 and 556,462.74

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Solution

The fourth proportional to 1,125,748.02, 1,686,503.23 and 556,462.74 is: 833,646.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,748.02 : 1,686,503.23 = 556,462.74 : x
  2. Step 2: Convert to fraction form
    1,125,748.02/1,686,503.23 = 556,462.74/x
  3. Step 3: Cross multiply
    1,125,748.02x = 1,686,503.23 × 556,462.74
  4. Step 4: Simplify right side
    1,125,748.02x = 938,476,213,317.88
  5. Step 5: Solve for x
    x = 938,476,213,317.88/1,125,748.02
  6. Step 6: Final answer
    x = 833,646.78

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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.