Home / 1,159,705.90-1,736,606.40-1,106,561.80

Finding the Fourth Proportional to 1,159,705.90, 1,736,606.40 and 1,106,561.80

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Solution

The fourth proportional to 1,159,705.90, 1,736,606.40 and 1,106,561.80 is: 1,657,025.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,705.90 : 1,736,606.40 = 1,106,561.80 : x
  2. Step 2: Convert to fraction form
    1,159,705.90/1,736,606.40 = 1,106,561.80/x
  3. Step 3: Cross multiply
    1,159,705.90x = 1,736,606.40 × 1,106,561.80
  4. Step 4: Simplify right side
    1,159,705.90x = 1,921,662,303,875.52
  5. Step 5: Solve for x
    x = 1,921,662,303,875.52/1,159,705.90
  6. Step 6: Final answer
    x = 1,657,025.55

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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.