Home / 1,435,090.62-1,980,439.74-790,527

Finding the Fourth Proportional to 1,435,090.62, 1,980,439.74 and 790,527

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Solution

The fourth proportional to 1,435,090.62, 1,980,439.74 and 790,527 is: 1,090,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,090.62 : 1,980,439.74 = 790,527 : x
  2. Step 2: Convert to fraction form
    1,435,090.62/1,980,439.74 = 790,527/x
  3. Step 3: Cross multiply
    1,435,090.62x = 1,980,439.74 × 790,527
  4. Step 4: Simplify right side
    1,435,090.62x = 1,565,591,086,342.98
  5. Step 5: Solve for x
    x = 1,565,591,086,342.98/1,435,090.62
  6. Step 6: Final answer
    x = 1,090,935.35

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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.