Finding the Fourth Proportional to 1,098,831.48, 1,645,294.17 and 697,298.28
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Solution
The fourth proportional to 1,098,831.48, 1,645,294.17 and 697,298.28 is: 1,044,073.47
Step by Step Solution
- Step 1: Write the proportion equation
1,098,831.48 : 1,645,294.17 = 697,298.28 : x - Step 2: Convert to fraction form
1,098,831.48/1,645,294.17 = 697,298.28/x - Step 3: Cross multiply
1,098,831.48x = 1,645,294.17 × 697,298.28 - Step 4: Simplify right side
1,098,831.48x = 1,147,260,794,835.03 - Step 5: Solve for x
x = 1,147,260,794,835.03/1,098,831.48 - Step 6: Final answer
x = 1,044,073.47
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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.