Home / 1,435,526.40-2,153,604.96-424,569.56

Finding the Fourth Proportional to 1,435,526.40, 2,153,604.96 and 424,569.56

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Solution

The fourth proportional to 1,435,526.40, 2,153,604.96 and 424,569.56 is: 636,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,526.40 : 2,153,604.96 = 424,569.56 : x
  2. Step 2: Convert to fraction form
    1,435,526.40/2,153,604.96 = 424,569.56/x
  3. Step 3: Cross multiply
    1,435,526.40x = 2,153,604.96 × 424,569.56
  4. Step 4: Simplify right side
    1,435,526.40x = 914,355,099,512.99
  5. Step 5: Solve for x
    x = 914,355,099,512.99/1,435,526.40
  6. Step 6: Final answer
    x = 636,947.60

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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.