Finding the Fourth Proportional to 4,242,013.20, 6,359,248.08 and 1,545,831.36
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Solution
The fourth proportional to 4,242,013.20, 6,359,248.08 and 1,545,831.36 is: 2,317,372.59
Step by Step Solution
- Step 1: Write the proportion equation
4,242,013.20 : 6,359,248.08 = 1,545,831.36 : x - Step 2: Convert to fraction form
4,242,013.20/6,359,248.08 = 1,545,831.36/x - Step 3: Cross multiply
4,242,013.20x = 6,359,248.08 × 1,545,831.36 - Step 4: Simplify right side
4,242,013.20x = 9,830,325,108,083.79 - Step 5: Solve for x
x = 9,830,325,108,083.79/4,242,013.20 - Step 6: Final answer
x = 2,317,372.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.