Finding the Fourth Proportional to 1,709,691.40, 2,564,536.58 and 644,484.36
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Solution
The fourth proportional to 1,709,691.40, 2,564,536.58 and 644,484.36 is: 966,726.34
Step by Step Solution
- Step 1: Write the proportion equation
1,709,691.40 : 2,564,536.58 = 644,484.36 : x - Step 2: Convert to fraction form
1,709,691.40/2,564,536.58 = 644,484.36/x - Step 3: Cross multiply
1,709,691.40x = 2,564,536.58 × 644,484.36 - Step 4: Simplify right side
1,709,691.40x = 1,652,803,716,457.89 - Step 5: Solve for x
x = 1,652,803,716,457.89/1,709,691.40 - Step 6: Final answer
x = 966,726.34
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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.