Home / 1,330,605.65-1,997,328.81-572,822.30

Finding the Fourth Proportional to 1,330,605.65, 1,997,328.81 and 572,822.30

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Solution

The fourth proportional to 1,330,605.65, 1,997,328.81 and 572,822.30 is: 859,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,605.65 : 1,997,328.81 = 572,822.30 : x
  2. Step 2: Convert to fraction form
    1,330,605.65/1,997,328.81 = 572,822.30/x
  3. Step 3: Cross multiply
    1,330,605.65x = 1,997,328.81 × 572,822.30
  4. Step 4: Simplify right side
    1,330,605.65x = 1,144,114,482,800.46
  5. Step 5: Solve for x
    x = 1,144,114,482,800.46/1,330,605.65
  6. Step 6: Final answer
    x = 859,844.90

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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.