Finding the Fourth Proportional to 1,590,828.52, 2,195,357.36 and 1,470,281.08
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Solution
The fourth proportional to 1,590,828.52, 2,195,357.36 and 1,470,281.08 is: 2,029,000.83
Step by Step Solution
- Step 1: Write the proportion equation
1,590,828.52 : 2,195,357.36 = 1,470,281.08 : x - Step 2: Convert to fraction form
1,590,828.52/2,195,357.36 = 1,470,281.08/x - Step 3: Cross multiply
1,590,828.52x = 2,195,357.36 × 1,470,281.08 - Step 4: Simplify right side
1,590,828.52x = 3,227,792,390,246.75 - Step 5: Solve for x
x = 3,227,792,390,246.75/1,590,828.52 - Step 6: Final answer
x = 2,029,000.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.