Home / 971,570.10-1,455,022.35-784,946.10

Finding the Fourth Proportional to 971,570.10, 1,455,022.35 and 784,946.10

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Solution

The fourth proportional to 971,570.10, 1,455,022.35 and 784,946.10 is: 1,175,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,570.10 : 1,455,022.35 = 784,946.10 : x
  2. Step 2: Convert to fraction form
    971,570.10/1,455,022.35 = 784,946.10/x
  3. Step 3: Cross multiply
    971,570.10x = 1,455,022.35 × 784,946.10
  4. Step 4: Simplify right side
    971,570.10x = 1,142,114,119,045.34
  5. Step 5: Solve for x
    x = 1,142,114,119,045.34/971,570.10
  6. Step 6: Final answer
    x = 1,175,534.45

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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.