Home / 1,155,065.55-1,593,909.54-671,596.40

Finding the Fourth Proportional to 1,155,065.55, 1,593,909.54 and 671,596.40

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Solution

The fourth proportional to 1,155,065.55, 1,593,909.54 and 671,596.40 is: 926,755.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,065.55 : 1,593,909.54 = 671,596.40 : x
  2. Step 2: Convert to fraction form
    1,155,065.55/1,593,909.54 = 671,596.40/x
  3. Step 3: Cross multiply
    1,155,065.55x = 1,593,909.54 × 671,596.40
  4. Step 4: Simplify right side
    1,155,065.55x = 1,070,463,901,020.11
  5. Step 5: Solve for x
    x = 1,070,463,901,020.11/1,155,065.55
  6. Step 6: Final answer
    x = 926,755.98

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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.