Home / 1,239,719.30-1,710,838.01-695,894.40

Finding the Fourth Proportional to 1,239,719.30, 1,710,838.01 and 695,894.40

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Solution

The fourth proportional to 1,239,719.30, 1,710,838.01 and 695,894.40 is: 960,348.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,719.30 : 1,710,838.01 = 695,894.40 : x
  2. Step 2: Convert to fraction form
    1,239,719.30/1,710,838.01 = 695,894.40/x
  3. Step 3: Cross multiply
    1,239,719.30x = 1,710,838.01 × 695,894.40
  4. Step 4: Simplify right side
    1,239,719.30x = 1,190,562,586,986.67
  5. Step 5: Solve for x
    x = 1,190,562,586,986.67/1,239,719.30
  6. Step 6: Final answer
    x = 960,348.52

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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.