Home / 1,302,000.50-1,796,470.10-785,838.12

Finding the Fourth Proportional to 1,302,000.50, 1,796,470.10 and 785,838.12

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Solution

The fourth proportional to 1,302,000.50, 1,796,470.10 and 785,838.12 is: 1,084,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,000.50 : 1,796,470.10 = 785,838.12 : x
  2. Step 2: Convert to fraction form
    1,302,000.50/1,796,470.10 = 785,838.12/x
  3. Step 3: Cross multiply
    1,302,000.50x = 1,796,470.10 × 785,838.12
  4. Step 4: Simplify right side
    1,302,000.50x = 1,411,734,686,020.21
  5. Step 5: Solve for x
    x = 1,411,734,686,020.21/1,302,000.50
  6. Step 6: Final answer
    x = 1,084,281.22

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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.