Finding the Fourth Proportional to 1,069,718.74, 1,604,565.86 and 260,107.74
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Solution
The fourth proportional to 1,069,718.74, 1,604,565.86 and 260,107.74 is: 390,158.63
Step by Step Solution
- Step 1: Write the proportion equation
1,069,718.74 : 1,604,565.86 = 260,107.74 : x - Step 2: Convert to fraction form
1,069,718.74/1,604,565.86 = 260,107.74/x - Step 3: Cross multiply
1,069,718.74x = 1,604,565.86 × 260,107.74 - Step 4: Simplify right side
1,069,718.74x = 417,359,998,225.22 - Step 5: Solve for x
x = 417,359,998,225.22/1,069,718.74 - Step 6: Final answer
x = 390,158.63
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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.