Home / 1,390,232.55-1,941,601.65-1,390,232.55

Finding the Fourth Proportional to 1,390,232.55, 1,941,601.65 and 1,390,232.55

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Solution

The fourth proportional to 1,390,232.55, 1,941,601.65 and 1,390,232.55 is: 1,941,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,232.55 : 1,941,601.65 = 1,390,232.55 : x
  2. Step 2: Convert to fraction form
    1,390,232.55/1,941,601.65 = 1,390,232.55/x
  3. Step 3: Cross multiply
    1,390,232.55x = 1,941,601.65 × 1,390,232.55
  4. Step 4: Simplify right side
    1,390,232.55x = 2,699,277,812,963.71
  5. Step 5: Solve for x
    x = 2,699,277,812,963.71/1,390,232.55
  6. Step 6: Final answer
    x = 1,941,601.65

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.