Home / 4,478,038.02-6,717,460.41-1,445,475.78

Finding the Fourth Proportional to 4,478,038.02, 6,717,460.41 and 1,445,475.78

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Solution

The fourth proportional to 4,478,038.02, 6,717,460.41 and 1,445,475.78 is: 2,168,343.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478,038.02 : 6,717,460.41 = 1,445,475.78 : x
  2. Step 2: Convert to fraction form
    4,478,038.02/6,717,460.41 = 1,445,475.78/x
  3. Step 3: Cross multiply
    4,478,038.02x = 6,717,460.41 × 1,445,475.78
  4. Step 4: Simplify right side
    4,478,038.02x = 9,709,926,325,763.87
  5. Step 5: Solve for x
    x = 9,709,926,325,763.87/4,478,038.02
  6. Step 6: Final answer
    x = 2,168,343.88

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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.