Home / 1,173,973.60-1,761,651.60-426,095.20

Finding the Fourth Proportional to 1,173,973.60, 1,761,651.60 and 426,095.20

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Solution

The fourth proportional to 1,173,973.60, 1,761,651.60 and 426,095.20 is: 639,393.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,973.60 : 1,761,651.60 = 426,095.20 : x
  2. Step 2: Convert to fraction form
    1,173,973.60/1,761,651.60 = 426,095.20/x
  3. Step 3: Cross multiply
    1,173,973.60x = 1,761,651.60 × 426,095.20
  4. Step 4: Simplify right side
    1,173,973.60x = 750,631,290,832.32
  5. Step 5: Solve for x
    x = 750,631,290,832.32/1,173,973.60
  6. Step 6: Final answer
    x = 639,393.67

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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.