Home / 1,235,803.40-1,852,322.70-525,710.60

Finding the Fourth Proportional to 1,235,803.40, 1,852,322.70 and 525,710.60

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Solution

The fourth proportional to 1,235,803.40, 1,852,322.70 and 525,710.60 is: 787,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,803.40 : 1,852,322.70 = 525,710.60 : x
  2. Step 2: Convert to fraction form
    1,235,803.40/1,852,322.70 = 525,710.60/x
  3. Step 3: Cross multiply
    1,235,803.40x = 1,852,322.70 × 525,710.60
  4. Step 4: Simplify right side
    1,235,803.40x = 973,785,678,010.62
  5. Step 5: Solve for x
    x = 973,785,678,010.62/1,235,803.40
  6. Step 6: Final answer
    x = 787,977.83

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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.