Home / 1,062,638.40-1,594,864.80-432,004.80

Finding the Fourth Proportional to 1,062,638.40, 1,594,864.80 and 432,004.80

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Solution

The fourth proportional to 1,062,638.40, 1,594,864.80 and 432,004.80 is: 648,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,638.40 : 1,594,864.80 = 432,004.80 : x
  2. Step 2: Convert to fraction form
    1,062,638.40/1,594,864.80 = 432,004.80/x
  3. Step 3: Cross multiply
    1,062,638.40x = 1,594,864.80 × 432,004.80
  4. Step 4: Simplify right side
    1,062,638.40x = 688,989,248,951.04
  5. Step 5: Solve for x
    x = 688,989,248,951.04/1,062,638.40
  6. Step 6: Final answer
    x = 648,376.01

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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.