Home / 1,205,397.48-1,808,096.36-939,357.32

Finding the Fourth Proportional to 1,205,397.48, 1,808,096.36 and 939,357.32

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Solution

The fourth proportional to 1,205,397.48, 1,808,096.36 and 939,357.32 is: 1,409,036.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,397.48 : 1,808,096.36 = 939,357.32 : x
  2. Step 2: Convert to fraction form
    1,205,397.48/1,808,096.36 = 939,357.32/x
  3. Step 3: Cross multiply
    1,205,397.48x = 1,808,096.36 × 939,357.32
  4. Step 4: Simplify right side
    1,205,397.48x = 1,698,448,551,031.36
  5. Step 5: Solve for x
    x = 1,698,448,551,031.36/1,205,397.48
  6. Step 6: Final answer
    x = 1,409,036.09

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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.