Home / 1,630,875.95-2,445,344.81-620,071.89

Finding the Fourth Proportional to 1,630,875.95, 2,445,344.81 and 620,071.89

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Solution

The fourth proportional to 1,630,875.95, 2,445,344.81 and 620,071.89 is: 929,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,875.95 : 2,445,344.81 = 620,071.89 : x
  2. Step 2: Convert to fraction form
    1,630,875.95/2,445,344.81 = 620,071.89/x
  3. Step 3: Cross multiply
    1,630,875.95x = 2,445,344.81 × 620,071.89
  4. Step 4: Simplify right side
    1,630,875.95x = 1,516,289,574,938.03
  5. Step 5: Solve for x
    x = 1,516,289,574,938.03/1,630,875.95
  6. Step 6: Final answer
    x = 929,739.37

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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.