Home / 1,249,840.60-1,870,022.40-829,936.60

Finding the Fourth Proportional to 1,249,840.60, 1,870,022.40 and 829,936.60

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Solution

The fourth proportional to 1,249,840.60, 1,870,022.40 and 829,936.60 is: 1,241,758.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,840.60 : 1,870,022.40 = 829,936.60 : x
  2. Step 2: Convert to fraction form
    1,249,840.60/1,870,022.40 = 829,936.60/x
  3. Step 3: Cross multiply
    1,249,840.60x = 1,870,022.40 × 829,936.60
  4. Step 4: Simplify right side
    1,249,840.60x = 1,552,000,032,579.84
  5. Step 5: Solve for x
    x = 1,552,000,032,579.84/1,249,840.60
  6. Step 6: Final answer
    x = 1,241,758.38

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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.