Home / 2,931,191.80-4,397,225.10-1,037,784.40

Finding the Fourth Proportional to 2,931,191.80, 4,397,225.10 and 1,037,784.40

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Solution

The fourth proportional to 2,931,191.80, 4,397,225.10 and 1,037,784.40 is: 1,556,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,191.80 : 4,397,225.10 = 1,037,784.40 : x
  2. Step 2: Convert to fraction form
    2,931,191.80/4,397,225.10 = 1,037,784.40/x
  3. Step 3: Cross multiply
    2,931,191.80x = 4,397,225.10 × 1,037,784.40
  4. Step 4: Simplify right side
    2,931,191.80x = 4,563,371,612,068.44
  5. Step 5: Solve for x
    x = 4,563,371,612,068.44/2,931,191.80
  6. Step 6: Final answer
    x = 1,556,831.46

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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.