Home / 1,630,008.96-2,249,421-1,018,516.58

Finding the Fourth Proportional to 1,630,008.96, 2,249,421 and 1,018,516.58

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Solution

The fourth proportional to 1,630,008.96, 2,249,421 and 1,018,516.58 is: 1,405,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,008.96 : 2,249,421 = 1,018,516.58 : x
  2. Step 2: Convert to fraction form
    1,630,008.96/2,249,421 = 1,018,516.58/x
  3. Step 3: Cross multiply
    1,630,008.96x = 2,249,421 × 1,018,516.58
  4. Step 4: Simplify right side
    1,630,008.96x = 2,291,072,583,900.18
  5. Step 5: Solve for x
    x = 2,291,072,583,900.18/1,630,008.96
  6. Step 6: Final answer
    x = 1,405,558.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.