Home / 1,411,364.30-2,117,048.09-386,703.24

Finding the Fourth Proportional to 1,411,364.30, 2,117,048.09 and 386,703.24

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Solution

The fourth proportional to 1,411,364.30, 2,117,048.09 and 386,703.24 is: 580,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,364.30 : 2,117,048.09 = 386,703.24 : x
  2. Step 2: Convert to fraction form
    1,411,364.30/2,117,048.09 = 386,703.24/x
  3. Step 3: Cross multiply
    1,411,364.30x = 2,117,048.09 × 386,703.24
  4. Step 4: Simplify right side
    1,411,364.30x = 818,669,355,638.81
  5. Step 5: Solve for x
    x = 818,669,355,638.81/1,411,364.30
  6. Step 6: Final answer
    x = 580,055.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.