Home / 971,340.30-1,457,010.45-896,690.70

Finding the Fourth Proportional to 971,340.30, 1,457,010.45 and 896,690.70

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Solution

The fourth proportional to 971,340.30, 1,457,010.45 and 896,690.70 is: 1,345,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,340.30 : 1,457,010.45 = 896,690.70 : x
  2. Step 2: Convert to fraction form
    971,340.30/1,457,010.45 = 896,690.70/x
  3. Step 3: Cross multiply
    971,340.30x = 1,457,010.45 × 896,690.70
  4. Step 4: Simplify right side
    971,340.30x = 1,306,487,720,317.82
  5. Step 5: Solve for x
    x = 1,306,487,720,317.82/971,340.30
  6. Step 6: Final answer
    x = 1,345,036.05

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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.