Finding the Fourth Proportional to 1,054,038.84, 1,454,574.08 and 570,603.99
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Solution
The fourth proportional to 1,054,038.84, 1,454,574.08 and 570,603.99 is: 787,433.77
Step by Step Solution
- Step 1: Write the proportion equation
1,054,038.84 : 1,454,574.08 = 570,603.99 : x - Step 2: Convert to fraction form
1,054,038.84/1,454,574.08 = 570,603.99/x - Step 3: Cross multiply
1,054,038.84x = 1,454,574.08 × 570,603.99 - Step 4: Simplify right side
1,054,038.84x = 829,985,773,798.58 - Step 5: Solve for x
x = 829,985,773,798.58/1,054,038.84 - Step 6: Final answer
x = 787,433.77
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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.