Home / 1,153,702.86-1,592,142.08-637,490.17

Finding the Fourth Proportional to 1,153,702.86, 1,592,142.08 and 637,490.17

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Solution

The fourth proportional to 1,153,702.86, 1,592,142.08 and 637,490.17 is: 879,754.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,702.86 : 1,592,142.08 = 637,490.17 : x
  2. Step 2: Convert to fraction form
    1,153,702.86/1,592,142.08 = 637,490.17/x
  3. Step 3: Cross multiply
    1,153,702.86x = 1,592,142.08 × 637,490.17
  4. Step 4: Simplify right side
    1,153,702.86x = 1,014,974,914,095.19
  5. Step 5: Solve for x
    x = 1,014,974,914,095.19/1,153,702.86
  6. Step 6: Final answer
    x = 879,754.18

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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.