Home / 1,110,721.71-1,666,685.36-471,385.07

Finding the Fourth Proportional to 1,110,721.71, 1,666,685.36 and 471,385.07

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Solution

The fourth proportional to 1,110,721.71, 1,666,685.36 and 471,385.07 is: 707,333.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,721.71 : 1,666,685.36 = 471,385.07 : x
  2. Step 2: Convert to fraction form
    1,110,721.71/1,666,685.36 = 471,385.07/x
  3. Step 3: Cross multiply
    1,110,721.71x = 1,666,685.36 × 471,385.07
  4. Step 4: Simplify right side
    1,110,721.71x = 785,650,594,186.68
  5. Step 5: Solve for x
    x = 785,650,594,186.68/1,110,721.71
  6. Step 6: Final answer
    x = 707,333.43

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1.5x scale

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.