Home / 1,210,684.32-1,816,025.67-570,838.59

Finding the Fourth Proportional to 1,210,684.32, 1,816,025.67 and 570,838.59

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Solution

The fourth proportional to 1,210,684.32, 1,816,025.67 and 570,838.59 is: 856,257.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,684.32 : 1,816,025.67 = 570,838.59 : x
  2. Step 2: Convert to fraction form
    1,210,684.32/1,816,025.67 = 570,838.59/x
  3. Step 3: Cross multiply
    1,210,684.32x = 1,816,025.67 × 570,838.59
  4. Step 4: Simplify right side
    1,210,684.32x = 1,036,657,532,866.61
  5. Step 5: Solve for x
    x = 1,036,657,532,866.61/1,210,684.32
  6. Step 6: Final answer
    x = 856,257.50

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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.