Finding the Fourth Proportional to 4,895,030.63, 6,754,746.18 and 2,830,178.68
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Solution
The fourth proportional to 4,895,030.63, 6,754,746.18 and 2,830,178.68 is: 3,905,417.57
Step by Step Solution
- Step 1: Write the proportion equation
4,895,030.63 : 6,754,746.18 = 2,830,178.68 : x - Step 2: Convert to fraction form
4,895,030.63/6,754,746.18 = 2,830,178.68/x - Step 3: Cross multiply
4,895,030.63x = 6,754,746.18 × 2,830,178.68 - Step 4: Simplify right side
4,895,030.63x = 19,117,138,605,253.99 - Step 5: Solve for x
x = 19,117,138,605,253.99/4,895,030.63 - Step 6: Final answer
x = 3,905,417.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.