Home / 1,112,384.58-1,668,706.47-402,746.82

Finding the Fourth Proportional to 1,112,384.58, 1,668,706.47 and 402,746.82

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Solution

The fourth proportional to 1,112,384.58, 1,668,706.47 and 402,746.82 is: 604,167.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,384.58 : 1,668,706.47 = 402,746.82 : x
  2. Step 2: Convert to fraction form
    1,112,384.58/1,668,706.47 = 402,746.82/x
  3. Step 3: Cross multiply
    1,112,384.58x = 1,668,706.47 × 402,746.82
  4. Step 4: Simplify right side
    1,112,384.58x = 672,066,224,305.93
  5. Step 5: Solve for x
    x = 672,066,224,305.93/1,112,384.58
  6. Step 6: Final answer
    x = 604,167.15

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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.