Home / 1,335,878.80-2,004,061.20-437,070.40

Finding the Fourth Proportional to 1,335,878.80, 2,004,061.20 and 437,070.40

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Solution

The fourth proportional to 1,335,878.80, 2,004,061.20 and 437,070.40 is: 655,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,878.80 : 2,004,061.20 = 437,070.40 : x
  2. Step 2: Convert to fraction form
    1,335,878.80/2,004,061.20 = 437,070.40/x
  3. Step 3: Cross multiply
    1,335,878.80x = 2,004,061.20 × 437,070.40
  4. Step 4: Simplify right side
    1,335,878.80x = 875,915,830,308.48
  5. Step 5: Solve for x
    x = 875,915,830,308.48/1,335,878.80
  6. Step 6: Final answer
    x = 655,685.10

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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.