Home / 1,053,813.37-1,454,266.86-570,378.39

Finding the Fourth Proportional to 1,053,813.37, 1,454,266.86 and 570,378.39

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Solution

The fourth proportional to 1,053,813.37, 1,454,266.86 and 570,378.39 is: 787,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,813.37 : 1,454,266.86 = 570,378.39 : x
  2. Step 2: Convert to fraction form
    1,053,813.37/1,454,266.86 = 570,378.39/x
  3. Step 3: Cross multiply
    1,053,813.37x = 1,454,266.86 × 570,378.39
  4. Step 4: Simplify right side
    1,053,813.37x = 829,482,390,237.16
  5. Step 5: Solve for x
    x = 829,482,390,237.16/1,053,813.37
  6. Step 6: Final answer
    x = 787,124.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.