Home / 2,153,446.04-2,971,887.90-1,186,576.07

Finding the Fourth Proportional to 2,153,446.04, 2,971,887.90 and 1,186,576.07

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Solution

The fourth proportional to 2,153,446.04, 2,971,887.90 and 1,186,576.07 is: 1,637,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,446.04 : 2,971,887.90 = 1,186,576.07 : x
  2. Step 2: Convert to fraction form
    2,153,446.04/2,971,887.90 = 1,186,576.07/x
  3. Step 3: Cross multiply
    2,153,446.04x = 2,971,887.90 × 1,186,576.07
  4. Step 4: Simplify right side
    2,153,446.04x = 3,526,371,064,862.55
  5. Step 5: Solve for x
    x = 3,526,371,064,862.55/2,153,446.04
  6. Step 6: Final answer
    x = 1,637,547.91

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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.