Finding the Fourth Proportional to 1,564,026.77, 2,158,389.77 and 884,963.27
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Solution
The fourth proportional to 1,564,026.77, 2,158,389.77 and 884,963.27 is: 1,221,267.88
Step by Step Solution
- Step 1: Write the proportion equation
1,564,026.77 : 2,158,389.77 = 884,963.27 : x - Step 2: Convert to fraction form
1,564,026.77/2,158,389.77 = 884,963.27/x - Step 3: Cross multiply
1,564,026.77x = 2,158,389.77 × 884,963.27 - Step 4: Simplify right side
1,564,026.77x = 1,910,095,653,576.98 - Step 5: Solve for x
x = 1,910,095,653,576.98/1,564,026.77 - Step 6: Final answer
x = 1,221,267.88
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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.