Home / 971,341.80-1,457,012.70-896,692.20

Finding the Fourth Proportional to 971,341.80, 1,457,012.70 and 896,692.20

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Solution

The fourth proportional to 971,341.80, 1,457,012.70 and 896,692.20 is: 1,345,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,341.80 : 1,457,012.70 = 896,692.20 : x
  2. Step 2: Convert to fraction form
    971,341.80/1,457,012.70 = 896,692.20/x
  3. Step 3: Cross multiply
    971,341.80x = 1,457,012.70 × 896,692.20
  4. Step 4: Simplify right side
    971,341.80x = 1,306,491,923,390.94
  5. Step 5: Solve for x
    x = 1,306,491,923,390.94/971,341.80
  6. Step 6: Final answer
    x = 1,345,038.30

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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.