Home / 1,503,289.63-2,074,624.55-891,804.43

Finding the Fourth Proportional to 1,503,289.63, 2,074,624.55 and 891,804.43

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Solution

The fourth proportional to 1,503,289.63, 2,074,624.55 and 891,804.43 is: 1,230,740.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,289.63 : 2,074,624.55 = 891,804.43 : x
  2. Step 2: Convert to fraction form
    1,503,289.63/2,074,624.55 = 891,804.43/x
  3. Step 3: Cross multiply
    1,503,289.63x = 2,074,624.55 × 891,804.43
  4. Step 4: Simplify right side
    1,503,289.63x = 1,850,159,364,276.76
  5. Step 5: Solve for x
    x = 1,850,159,364,276.76/1,503,289.63
  6. Step 6: Final answer
    x = 1,230,740.46

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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.