Home / 1,544,127.40-2,316,208.38-645,705.64

Finding the Fourth Proportional to 1,544,127.40, 2,316,208.38 and 645,705.64

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Solution

The fourth proportional to 1,544,127.40, 2,316,208.38 and 645,705.64 is: 968,565.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,127.40 : 2,316,208.38 = 645,705.64 : x
  2. Step 2: Convert to fraction form
    1,544,127.40/2,316,208.38 = 645,705.64/x
  3. Step 3: Cross multiply
    1,544,127.40x = 2,316,208.38 × 645,705.64
  4. Step 4: Simplify right side
    1,544,127.40x = 1,495,588,814,381.26
  5. Step 5: Solve for x
    x = 1,495,588,814,381.26/1,544,127.40
  6. Step 6: Final answer
    x = 968,565.69

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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.