Finding the Fourth Proportional to 1,334,807.99, 1,842,023.86 and 722,946.54
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Solution
The fourth proportional to 1,334,807.99, 1,842,023.86 and 722,946.54 is: 997,660.18
Step by Step Solution
- Step 1: Write the proportion equation
1,334,807.99 : 1,842,023.86 = 722,946.54 : x - Step 2: Convert to fraction form
1,334,807.99/1,842,023.86 = 722,946.54/x - Step 3: Cross multiply
1,334,807.99x = 1,842,023.86 × 722,946.54 - Step 4: Simplify right side
1,334,807.99x = 1,331,684,774,377.08 - Step 5: Solve for x
x = 1,331,684,774,377.08/1,334,807.99 - Step 6: Final answer
x = 997,660.18
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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.