Home / 1,036,205.51-1,554,180.95-278,106.53

Finding the Fourth Proportional to 1,036,205.51, 1,554,180.95 and 278,106.53

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Solution

The fourth proportional to 1,036,205.51, 1,554,180.95 and 278,106.53 is: 417,125.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,205.51 : 1,554,180.95 = 278,106.53 : x
  2. Step 2: Convert to fraction form
    1,036,205.51/1,554,180.95 = 278,106.53/x
  3. Step 3: Cross multiply
    1,036,205.51x = 1,554,180.95 × 278,106.53
  4. Step 4: Simplify right side
    1,036,205.51x = 432,227,861,835.17
  5. Step 5: Solve for x
    x = 432,227,861,835.17/1,036,205.51
  6. Step 6: Final answer
    x = 417,125.62

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1.5x scale

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.