Home / 1,330,603.65-1,997,325.81-572,820.30

Finding the Fourth Proportional to 1,330,603.65, 1,997,325.81 and 572,820.30

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Solution

The fourth proportional to 1,330,603.65, 1,997,325.81 and 572,820.30 is: 859,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,603.65 : 1,997,325.81 = 572,820.30 : x
  2. Step 2: Convert to fraction form
    1,330,603.65/1,997,325.81 = 572,820.30/x
  3. Step 3: Cross multiply
    1,330,603.65x = 1,997,325.81 × 572,820.30
  4. Step 4: Simplify right side
    1,330,603.65x = 1,144,108,769,681.94
  5. Step 5: Solve for x
    x = 1,144,108,769,681.94/1,330,603.65
  6. Step 6: Final answer
    x = 859,841.90

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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.