Finding the Fourth Proportional to 896,779.57, 1,339,225.13 and 788,129.41
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Solution
The fourth proportional to 896,779.57, 1,339,225.13 and 788,129.41 is: 1,176,970.07
Step by Step Solution
- Step 1: Write the proportion equation
896,779.57 : 1,339,225.13 = 788,129.41 : x - Step 2: Convert to fraction form
896,779.57/1,339,225.13 = 788,129.41/x - Step 3: Cross multiply
896,779.57x = 1,339,225.13 × 788,129.41 - Step 4: Simplify right side
896,779.57x = 1,055,482,711,564.07 - Step 5: Solve for x
x = 1,055,482,711,564.07/896,779.57 - Step 6: Final answer
x = 1,176,970.07
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.