Home / 1,434,913.94-1,980,270.96-790,333.94

Finding the Fourth Proportional to 1,434,913.94, 1,980,270.96 and 790,333.94

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Solution

The fourth proportional to 1,434,913.94, 1,980,270.96 and 790,333.94 is: 1,090,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,913.94 : 1,980,270.96 = 790,333.94 : x
  2. Step 2: Convert to fraction form
    1,434,913.94/1,980,270.96 = 790,333.94/x
  3. Step 3: Cross multiply
    1,434,913.94x = 1,980,270.96 × 790,333.94
  4. Step 4: Simplify right side
    1,434,913.94x = 1,565,075,350,084.38
  5. Step 5: Solve for x
    x = 1,565,075,350,084.38/1,434,913.94
  6. Step 6: Final answer
    x = 1,090,710.26

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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.