Home / 1,338,931.58-1,847,738.67-735,319.58

Finding the Fourth Proportional to 1,338,931.58, 1,847,738.67 and 735,319.58

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Solution

The fourth proportional to 1,338,931.58, 1,847,738.67 and 735,319.58 is: 1,014,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,931.58 : 1,847,738.67 = 735,319.58 : x
  2. Step 2: Convert to fraction form
    1,338,931.58/1,847,738.67 = 735,319.58/x
  3. Step 3: Cross multiply
    1,338,931.58x = 1,847,738.67 × 735,319.58
  4. Step 4: Simplify right side
    1,338,931.58x = 1,358,678,422,774.16
  5. Step 5: Solve for x
    x = 1,358,678,422,774.16/1,338,931.58
  6. Step 6: Final answer
    x = 1,014,748.21

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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.