Home / 1,486,391.04-2,051,208.36-807,332.40

Finding the Fourth Proportional to 1,486,391.04, 2,051,208.36 and 807,332.40

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Solution

The fourth proportional to 1,486,391.04, 2,051,208.36 and 807,332.40 is: 1,114,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,391.04 : 2,051,208.36 = 807,332.40 : x
  2. Step 2: Convert to fraction form
    1,486,391.04/2,051,208.36 = 807,332.40/x
  3. Step 3: Cross multiply
    1,486,391.04x = 2,051,208.36 × 807,332.40
  4. Step 4: Simplify right side
    1,486,391.04x = 1,656,006,968,178.86
  5. Step 5: Solve for x
    x = 1,656,006,968,178.86/1,486,391.04
  6. Step 6: Final answer
    x = 1,114,112.59

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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.