Home / 1,588,670.01-2,193,420.38-1,220,491.45

Finding the Fourth Proportional to 1,588,670.01, 2,193,420.38 and 1,220,491.45

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Solution

The fourth proportional to 1,588,670.01, 2,193,420.38 and 1,220,491.45 is: 1,685,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,670.01 : 2,193,420.38 = 1,220,491.45 : x
  2. Step 2: Convert to fraction form
    1,588,670.01/2,193,420.38 = 1,220,491.45/x
  3. Step 3: Cross multiply
    1,588,670.01x = 2,193,420.38 × 1,220,491.45
  4. Step 4: Simplify right side
    1,588,670.01x = 2,677,050,808,459.74
  5. Step 5: Solve for x
    x = 2,677,050,808,459.74/1,588,670.01
  6. Step 6: Final answer
    x = 1,685,089.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.