Home / 1,114,108.32-1,537,307.28-637,088.16

Finding the Fourth Proportional to 1,114,108.32, 1,537,307.28 and 637,088.16

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Solution

The fourth proportional to 1,114,108.32, 1,537,307.28 and 637,088.16 is: 879,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,108.32 : 1,537,307.28 = 637,088.16 : x
  2. Step 2: Convert to fraction form
    1,114,108.32/1,537,307.28 = 637,088.16/x
  3. Step 3: Cross multiply
    1,114,108.32x = 1,537,307.28 × 637,088.16
  4. Step 4: Simplify right side
    1,114,108.32x = 979,400,266,369.81
  5. Step 5: Solve for x
    x = 979,400,266,369.81/1,114,108.32
  6. Step 6: Final answer
    x = 879,088.91

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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.