Home / 1,115,503.74-1,539,411.78-606,206.52

Finding the Fourth Proportional to 1,115,503.74, 1,539,411.78 and 606,206.52

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Solution

The fourth proportional to 1,115,503.74, 1,539,411.78 and 606,206.52 is: 836,574.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,503.74 : 1,539,411.78 = 606,206.52 : x
  2. Step 2: Convert to fraction form
    1,115,503.74/1,539,411.78 = 606,206.52/x
  3. Step 3: Cross multiply
    1,115,503.74x = 1,539,411.78 × 606,206.52
  4. Step 4: Simplify right side
    1,115,503.74x = 933,201,458,000.81
  5. Step 5: Solve for x
    x = 933,201,458,000.81/1,115,503.74
  6. Step 6: Final answer
    x = 836,574.03

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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.