Home / 1,075,550.46-1,484,346.39-616,707.72

Finding the Fourth Proportional to 1,075,550.46, 1,484,346.39 and 616,707.72

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Solution

The fourth proportional to 1,075,550.46, 1,484,346.39 and 616,707.72 is: 851,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,550.46 : 1,484,346.39 = 616,707.72 : x
  2. Step 2: Convert to fraction form
    1,075,550.46/1,484,346.39 = 616,707.72/x
  3. Step 3: Cross multiply
    1,075,550.46x = 1,484,346.39 × 616,707.72
  4. Step 4: Simplify right side
    1,075,550.46x = 915,407,877,867.13
  5. Step 5: Solve for x
    x = 915,407,877,867.13/1,075,550.46
  6. Step 6: Final answer
    x = 851,106.40

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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.