Home / 1,182,430.40-1,773,127.20-472,222.40

Finding the Fourth Proportional to 1,182,430.40, 1,773,127.20 and 472,222.40

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Solution

The fourth proportional to 1,182,430.40, 1,773,127.20 and 472,222.40 is: 708,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,430.40 : 1,773,127.20 = 472,222.40 : x
  2. Step 2: Convert to fraction form
    1,182,430.40/1,773,127.20 = 472,222.40/x
  3. Step 3: Cross multiply
    1,182,430.40x = 1,773,127.20 × 472,222.40
  4. Step 4: Simplify right side
    1,182,430.40x = 837,310,381,889.28
  5. Step 5: Solve for x
    x = 837,310,381,889.28/1,182,430.40
  6. Step 6: Final answer
    x = 708,126.57

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1.5x scale

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.