Home / 973,989.70-1,461,312.61-613,742.20

Finding the Fourth Proportional to 973,989.70, 1,461,312.61 and 613,742.20

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Solution

The fourth proportional to 973,989.70, 1,461,312.61 and 613,742.20 is: 920,820.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,989.70 : 1,461,312.61 = 613,742.20 : x
  2. Step 2: Convert to fraction form
    973,989.70/1,461,312.61 = 613,742.20/x
  3. Step 3: Cross multiply
    973,989.70x = 1,461,312.61 × 613,742.20
  4. Step 4: Simplify right side
    973,989.70x = 896,869,216,149.14
  5. Step 5: Solve for x
    x = 896,869,216,149.14/973,989.70
  6. Step 6: Final answer
    x = 920,820.02

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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.