Home / 1,064,492.70-1,596,739.05-993,990.30

Finding the Fourth Proportional to 1,064,492.70, 1,596,739.05 and 993,990.30

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Solution

The fourth proportional to 1,064,492.70, 1,596,739.05 and 993,990.30 is: 1,490,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,492.70 : 1,596,739.05 = 993,990.30 : x
  2. Step 2: Convert to fraction form
    1,064,492.70/1,596,739.05 = 993,990.30/x
  3. Step 3: Cross multiply
    1,064,492.70x = 1,596,739.05 × 993,990.30
  4. Step 4: Simplify right side
    1,064,492.70x = 1,587,143,127,331.22
  5. Step 5: Solve for x
    x = 1,587,143,127,331.22/1,064,492.70
  6. Step 6: Final answer
    x = 1,490,985.45

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Similar ratio
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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.