Home / 4,674,001.32-7,011,001.98-1,128,145.32

Finding the Fourth Proportional to 4,674,001.32, 7,011,001.98 and 1,128,145.32

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Solution

The fourth proportional to 4,674,001.32, 7,011,001.98 and 1,128,145.32 is: 1,692,217.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,001.32 : 7,011,001.98 = 1,128,145.32 : x
  2. Step 2: Convert to fraction form
    4,674,001.32/7,011,001.98 = 1,128,145.32/x
  3. Step 3: Cross multiply
    4,674,001.32x = 7,011,001.98 × 1,128,145.32
  4. Step 4: Simplify right side
    4,674,001.32x = 7,909,429,072,247.74
  5. Step 5: Solve for x
    x = 7,909,429,072,247.74/4,674,001.32
  6. Step 6: Final answer
    x = 1,692,217.98

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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.