Home / 909,934.20-1,364,901.30-898,124.40

Finding the Fourth Proportional to 909,934.20, 1,364,901.30 and 898,124.40

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Solution

The fourth proportional to 909,934.20, 1,364,901.30 and 898,124.40 is: 1,347,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,934.20 : 1,364,901.30 = 898,124.40 : x
  2. Step 2: Convert to fraction form
    909,934.20/1,364,901.30 = 898,124.40/x
  3. Step 3: Cross multiply
    909,934.20x = 1,364,901.30 × 898,124.40
  4. Step 4: Simplify right side
    909,934.20x = 1,225,851,161,121.72
  5. Step 5: Solve for x
    x = 1,225,851,161,121.72/909,934.20
  6. Step 6: Final answer
    x = 1,347,186.60

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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.