Finding the Fourth Proportional to 1,556,545.18, 2,334,888.03 and 476,980.06
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Solution
The fourth proportional to 1,556,545.18, 2,334,888.03 and 476,980.06 is: 715,491.62
Step by Step Solution
- Step 1: Write the proportion equation
1,556,545.18 : 2,334,888.03 = 476,980.06 : x - Step 2: Convert to fraction form
1,556,545.18/2,334,888.03 = 476,980.06/x - Step 3: Cross multiply
1,556,545.18x = 2,334,888.03 × 476,980.06 - Step 4: Simplify right side
1,556,545.18x = 1,113,695,032,642.68 - Step 5: Solve for x
x = 1,113,695,032,642.68/1,556,545.18 - Step 6: Final answer
x = 715,491.62
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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.