Finding the Fourth Proportional to 1,751,979.32, 2,417,663.58 and 977,569.90
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Solution
The fourth proportional to 1,751,979.32, 2,417,663.58 and 977,569.90 is: 1,349,008.59
Step by Step Solution
- Step 1: Write the proportion equation
1,751,979.32 : 2,417,663.58 = 977,569.90 : x - Step 2: Convert to fraction form
1,751,979.32/2,417,663.58 = 977,569.90/x - Step 3: Cross multiply
1,751,979.32x = 2,417,663.58 × 977,569.90 - Step 4: Simplify right side
1,751,979.32x = 2,363,435,144,134.24 - Step 5: Solve for x
x = 2,363,435,144,134.24/1,751,979.32 - Step 6: Final answer
x = 1,349,008.59
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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.