Home / 1,186,389.24-1,779,666.84-476,417.25

Finding the Fourth Proportional to 1,186,389.24, 1,779,666.84 and 476,417.25

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Solution

The fourth proportional to 1,186,389.24, 1,779,666.84 and 476,417.25 is: 714,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,389.24 : 1,779,666.84 = 476,417.25 : x
  2. Step 2: Convert to fraction form
    1,186,389.24/1,779,666.84 = 476,417.25/x
  3. Step 3: Cross multiply
    1,186,389.24x = 1,779,666.84 × 476,417.25
  4. Step 4: Simplify right side
    1,186,389.24x = 847,863,981,828.99
  5. Step 5: Solve for x
    x = 847,863,981,828.99/1,186,389.24
  6. Step 6: Final answer
    x = 714,659.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.