Home / 907,890.30-1,361,835.45-898,559.10

Finding the Fourth Proportional to 907,890.30, 1,361,835.45 and 898,559.10

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Solution

The fourth proportional to 907,890.30, 1,361,835.45 and 898,559.10 is: 1,347,838.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,890.30 : 1,361,835.45 = 898,559.10 : x
  2. Step 2: Convert to fraction form
    907,890.30/1,361,835.45 = 898,559.10/x
  3. Step 3: Cross multiply
    907,890.30x = 1,361,835.45 × 898,559.10
  4. Step 4: Simplify right side
    907,890.30x = 1,223,689,636,300.10
  5. Step 5: Solve for x
    x = 1,223,689,636,300.10/907,890.30
  6. Step 6: Final answer
    x = 1,347,838.65

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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.