Home / 1,887,254.76-2,830,670.14-521,222.67

Finding the Fourth Proportional to 1,887,254.76, 2,830,670.14 and 521,222.67

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Solution

The fourth proportional to 1,887,254.76, 2,830,670.14 and 521,222.67 is: 781,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,254.76 : 2,830,670.14 = 521,222.67 : x
  2. Step 2: Convert to fraction form
    1,887,254.76/2,830,670.14 = 521,222.67/x
  3. Step 3: Cross multiply
    1,887,254.76x = 2,830,670.14 × 521,222.67
  4. Step 4: Simplify right side
    1,887,254.76x = 1,475,409,434,106.72
  5. Step 5: Solve for x
    x = 1,475,409,434,106.72/1,887,254.76
  6. Step 6: Final answer
    x = 781,775.45

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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.