Home / 1,630,765.27-2,249,671.21-1,057,985.11

Finding the Fourth Proportional to 1,630,765.27, 2,249,671.21 and 1,057,985.11

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Solution

The fourth proportional to 1,630,765.27, 2,249,671.21 and 1,057,985.11 is: 1,459,510.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,765.27 : 2,249,671.21 = 1,057,985.11 : x
  2. Step 2: Convert to fraction form
    1,630,765.27/2,249,671.21 = 1,057,985.11/x
  3. Step 3: Cross multiply
    1,630,765.27x = 2,249,671.21 × 1,057,985.11
  4. Step 4: Simplify right side
    1,630,765.27x = 2,380,118,642,575.68
  5. Step 5: Solve for x
    x = 2,380,118,642,575.68/1,630,765.27
  6. Step 6: Final answer
    x = 1,459,510.26

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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.