Home / 1,186,389.48-1,779,667.22-476,417.50

Finding the Fourth Proportional to 1,186,389.48, 1,779,667.22 and 476,417.50

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Solution

The fourth proportional to 1,186,389.48, 1,779,667.22 and 476,417.50 is: 714,659.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,389.48 : 1,779,667.22 = 476,417.50 : x
  2. Step 2: Convert to fraction form
    1,186,389.48/1,779,667.22 = 476,417.50/x
  3. Step 3: Cross multiply
    1,186,389.48x = 1,779,667.22 × 476,417.50
  4. Step 4: Simplify right side
    1,186,389.48x = 847,864,607,784.35
  5. Step 5: Solve for x
    x = 847,864,607,784.35/1,186,389.48
  6. Step 6: Final answer
    x = 714,659.58

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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.