Finding the Fourth Proportional to 1,160,319.08, 1,740,834.95 and 553,881.24
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Solution
The fourth proportional to 1,160,319.08, 1,740,834.95 and 553,881.24 is: 830,991.95
Step by Step Solution
- Step 1: Write the proportion equation
1,160,319.08 : 1,740,834.95 = 553,881.24 : x - Step 2: Convert to fraction form
1,160,319.08/1,740,834.95 = 553,881.24/x - Step 3: Cross multiply
1,160,319.08x = 1,740,834.95 × 553,881.24 - Step 4: Simplify right side
1,160,319.08x = 964,215,817,971.93 - Step 5: Solve for x
x = 964,215,817,971.93/1,160,319.08 - Step 6: Final answer
x = 830,991.95
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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.