Home / 1,570,403.68-2,355,555.28-660,068.48

Finding the Fourth Proportional to 1,570,403.68, 2,355,555.28 and 660,068.48

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Solution

The fourth proportional to 1,570,403.68, 2,355,555.28 and 660,068.48 is: 990,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,403.68 : 2,355,555.28 = 660,068.48 : x
  2. Step 2: Convert to fraction form
    1,570,403.68/2,355,555.28 = 660,068.48/x
  3. Step 3: Cross multiply
    1,570,403.68x = 2,355,555.28 × 660,068.48
  4. Step 4: Simplify right side
    1,570,403.68x = 1,554,827,793,225.57
  5. Step 5: Solve for x
    x = 1,554,827,793,225.57/1,570,403.68
  6. Step 6: Final answer
    x = 990,081.60

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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.